Home / 63,515.24-95,309.78-28,454.90

Finding the Fourth Proportional to 63,515.24, 95,309.78 and 28,454.90

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Solution

The fourth proportional to 63,515.24, 95,309.78 and 28,454.90 is: 42,698.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,515.24 : 95,309.78 = 28,454.90 : x
  2. Step 2: Convert to fraction form
    63,515.24/95,309.78 = 28,454.90/x
  3. Step 3: Cross multiply
    63,515.24x = 95,309.78 × 28,454.90
  4. Step 4: Simplify right side
    63,515.24x = 2,712,030,176.22
  5. Step 5: Solve for x
    x = 2,712,030,176.22/63,515.24
  6. Step 6: Final answer
    x = 42,698.89

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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.