Home / 39,941.90-59,819.43-31,565.69

Finding the Fourth Proportional to 39,941.90, 59,819.43 and 31,565.69

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Solution

The fourth proportional to 39,941.90, 59,819.43 and 31,565.69 is: 47,274.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,941.90 : 59,819.43 = 31,565.69 : x
  2. Step 2: Convert to fraction form
    39,941.90/59,819.43 = 31,565.69/x
  3. Step 3: Cross multiply
    39,941.90x = 59,819.43 × 31,565.69
  4. Step 4: Simplify right side
    39,941.90x = 1,888,241,284.26
  5. Step 5: Solve for x
    x = 1,888,241,284.26/39,941.90
  6. Step 6: Final answer
    x = 47,274.70

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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.