Home / 39,191.83-58,747.48-15,489.74

Finding the Fourth Proportional to 39,191.83, 58,747.48 and 15,489.74

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Solution

The fourth proportional to 39,191.83, 58,747.48 and 15,489.74 is: 23,218.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,191.83 : 58,747.48 = 15,489.74 : x
  2. Step 2: Convert to fraction form
    39,191.83/58,747.48 = 15,489.74/x
  3. Step 3: Cross multiply
    39,191.83x = 58,747.48 × 15,489.74
  4. Step 4: Simplify right side
    39,191.83x = 909,983,299.00
  5. Step 5: Solve for x
    x = 909,983,299.00/39,191.83
  6. Step 6: Final answer
    x = 23,218.70

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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.