Home / 39,128.83-58,701.58-15,755.27

Finding the Fourth Proportional to 39,128.83, 58,701.58 and 15,755.27

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Solution

The fourth proportional to 39,128.83, 58,701.58 and 15,755.27 is: 23,636.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,128.83 : 58,701.58 = 15,755.27 : x
  2. Step 2: Convert to fraction form
    39,128.83/58,701.58 = 15,755.27/x
  3. Step 3: Cross multiply
    39,128.83x = 58,701.58 × 15,755.27
  4. Step 4: Simplify right side
    39,128.83x = 924,858,909.43
  5. Step 5: Solve for x
    x = 924,858,909.43/39,128.83
  6. Step 6: Final answer
    x = 23,636.25

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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.