Home / 39,941.39-59,901.81-11,854.80

Finding the Fourth Proportional to 39,941.39, 59,901.81 and 11,854.80

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Solution

The fourth proportional to 39,941.39, 59,901.81 and 11,854.80 is: 17,779.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,941.39 : 59,901.81 = 11,854.80 : x
  2. Step 2: Convert to fraction form
    39,941.39/59,901.81 = 11,854.80/x
  3. Step 3: Cross multiply
    39,941.39x = 59,901.81 × 11,854.80
  4. Step 4: Simplify right side
    39,941.39x = 710,123,977.19
  5. Step 5: Solve for x
    x = 710,123,977.19/39,941.39
  6. Step 6: Final answer
    x = 17,779.15

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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.