Home / 39,730.15-59,597.76-11,649.68

Finding the Fourth Proportional to 39,730.15, 59,597.76 and 11,649.68

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Solution

The fourth proportional to 39,730.15, 59,597.76 and 11,649.68 is: 17,475.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,730.15 : 59,597.76 = 11,649.68 : x
  2. Step 2: Convert to fraction form
    39,730.15/59,597.76 = 11,649.68/x
  3. Step 3: Cross multiply
    39,730.15x = 59,597.76 × 11,649.68
  4. Step 4: Simplify right side
    39,730.15x = 694,294,736.38
  5. Step 5: Solve for x
    x = 694,294,736.38/39,730.15
  6. Step 6: Final answer
    x = 17,475.26

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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.