Home / 62,787.28-86,642.85-34,492.36

Finding the Fourth Proportional to 62,787.28, 86,642.85 and 34,492.36

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Solution

The fourth proportional to 62,787.28, 86,642.85 and 34,492.36 is: 47,597.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,787.28 : 86,642.85 = 34,492.36 : x
  2. Step 2: Convert to fraction form
    62,787.28/86,642.85 = 34,492.36/x
  3. Step 3: Cross multiply
    62,787.28x = 86,642.85 × 34,492.36
  4. Step 4: Simplify right side
    62,787.28x = 2,988,516,373.63
  5. Step 5: Solve for x
    x = 2,988,516,373.63/62,787.28
  6. Step 6: Final answer
    x = 47,597.48

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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.