Home / 15,564.66-21,472.38-10,527.02

Finding the Fourth Proportional to 15,564.66, 21,472.38 and 10,527.02

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Solution

The fourth proportional to 15,564.66, 21,472.38 and 10,527.02 is: 14,522.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,564.66 : 21,472.38 = 10,527.02 : x
  2. Step 2: Convert to fraction form
    15,564.66/21,472.38 = 10,527.02/x
  3. Step 3: Cross multiply
    15,564.66x = 21,472.38 × 10,527.02
  4. Step 4: Simplify right side
    15,564.66x = 226,040,066.35
  5. Step 5: Solve for x
    x = 226,040,066.35/15,564.66
  6. Step 6: Final answer
    x = 14,522.65

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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.