Home / 62,664-93,985.92-18,280.32

Finding the Fourth Proportional to 62,664, 93,985.92 and 18,280.32

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Solution

The fourth proportional to 62,664, 93,985.92 and 18,280.32 is: 27,417.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,664 : 93,985.92 = 18,280.32 : x
  2. Step 2: Convert to fraction form
    62,664/93,985.92 = 18,280.32/x
  3. Step 3: Cross multiply
    62,664x = 93,985.92 × 18,280.32
  4. Step 4: Simplify right side
    62,664x = 1,718,092,693.09
  5. Step 5: Solve for x
    x = 1,718,092,693.09/62,664
  6. Step 6: Final answer
    x = 27,417.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.