Home / 15,599.99-21,528.24-8,527.07

Finding the Fourth Proportional to 15,599.99, 21,528.24 and 8,527.07

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Solution

The fourth proportional to 15,599.99, 21,528.24 and 8,527.07 is: 11,767.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,599.99 : 21,528.24 = 8,527.07 : x
  2. Step 2: Convert to fraction form
    15,599.99/21,528.24 = 8,527.07/x
  3. Step 3: Cross multiply
    15,599.99x = 21,528.24 × 8,527.07
  4. Step 4: Simplify right side
    15,599.99x = 183,572,809.46
  5. Step 5: Solve for x
    x = 183,572,809.46/15,599.99
  6. Step 6: Final answer
    x = 11,767.50

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.