Home / 62,935.28-86,853-34,642.16

Finding the Fourth Proportional to 62,935.28, 86,853 and 34,642.16

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Solution

The fourth proportional to 62,935.28, 86,853 and 34,642.16 is: 47,807.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,935.28 : 86,853 = 34,642.16 : x
  2. Step 2: Convert to fraction form
    62,935.28/86,853 = 34,642.16/x
  3. Step 3: Cross multiply
    62,935.28x = 86,853 × 34,642.16
  4. Step 4: Simplify right side
    62,935.28x = 3,008,775,522.48
  5. Step 5: Solve for x
    x = 3,008,775,522.48/62,935.28
  6. Step 6: Final answer
    x = 47,807.45

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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.