Home / 39,403.29-59,071.67-18,332.46

Finding the Fourth Proportional to 39,403.29, 59,071.67 and 18,332.46

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Solution

The fourth proportional to 39,403.29, 59,071.67 and 18,332.46 is: 27,483.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,403.29 : 59,071.67 = 18,332.46 : x
  2. Step 2: Convert to fraction form
    39,403.29/59,071.67 = 18,332.46/x
  3. Step 3: Cross multiply
    39,403.29x = 59,071.67 × 18,332.46
  4. Step 4: Simplify right side
    39,403.29x = 1,082,929,027.41
  5. Step 5: Solve for x
    x = 1,082,929,027.41/39,403.29
  6. Step 6: Final answer
    x = 27,483.21

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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.