Home / 15,599.68-21,529.02-8,527.15

Finding the Fourth Proportional to 15,599.68, 21,529.02 and 8,527.15

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Solution

The fourth proportional to 15,599.68, 21,529.02 and 8,527.15 is: 11,768.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,599.68 : 21,529.02 = 8,527.15 : x
  2. Step 2: Convert to fraction form
    15,599.68/21,529.02 = 8,527.15/x
  3. Step 3: Cross multiply
    15,599.68x = 21,529.02 × 8,527.15
  4. Step 4: Simplify right side
    15,599.68x = 183,581,182.89
  5. Step 5: Solve for x
    x = 183,581,182.89/15,599.68
  6. Step 6: Final answer
    x = 11,768.27

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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.