Home / 39,159.40-58,739.10-29,943.40

Finding the Fourth Proportional to 39,159.40, 58,739.10 and 29,943.40

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Solution

The fourth proportional to 39,159.40, 58,739.10 and 29,943.40 is: 44,915.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,159.40 : 58,739.10 = 29,943.40 : x
  2. Step 2: Convert to fraction form
    39,159.40/58,739.10 = 29,943.40/x
  3. Step 3: Cross multiply
    39,159.40x = 58,739.10 × 29,943.40
  4. Step 4: Simplify right side
    39,159.40x = 1,758,848,366.94
  5. Step 5: Solve for x
    x = 1,758,848,366.94/39,159.40
  6. Step 6: Final answer
    x = 44,915.10

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Similar ratio
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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.