Home / 39,887.98-59,841.52-11,425.34

Finding the Fourth Proportional to 39,887.98, 59,841.52 and 11,425.34

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Solution

The fourth proportional to 39,887.98, 59,841.52 and 11,425.34 is: 17,140.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,887.98 : 59,841.52 = 11,425.34 : x
  2. Step 2: Convert to fraction form
    39,887.98/59,841.52 = 11,425.34/x
  3. Step 3: Cross multiply
    39,887.98x = 59,841.52 × 11,425.34
  4. Step 4: Simplify right side
    39,887.98x = 683,709,496.55
  5. Step 5: Solve for x
    x = 683,709,496.55/39,887.98
  6. Step 6: Final answer
    x = 17,140.74

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1.5x scale

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.