Home / 15,600.16-21,527.44-11,426.08

Finding the Fourth Proportional to 15,600.16, 21,527.44 and 11,426.08

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Solution

The fourth proportional to 15,600.16, 21,527.44 and 11,426.08 is: 15,767.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,600.16 : 21,527.44 = 11,426.08 : x
  2. Step 2: Convert to fraction form
    15,600.16/21,527.44 = 11,426.08/x
  3. Step 3: Cross multiply
    15,600.16x = 21,527.44 × 11,426.08
  4. Step 4: Simplify right side
    15,600.16x = 245,974,251.64
  5. Step 5: Solve for x
    x = 245,974,251.64/15,600.16
  6. Step 6: Final answer
    x = 15,767.42

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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.