Home / 15,965.13-23,939.48-8,575.80

Finding the Fourth Proportional to 15,965.13, 23,939.48 and 8,575.80

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Solution

The fourth proportional to 15,965.13, 23,939.48 and 8,575.80 is: 12,859.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,965.13 : 23,939.48 = 8,575.80 : x
  2. Step 2: Convert to fraction form
    15,965.13/23,939.48 = 8,575.80/x
  3. Step 3: Cross multiply
    15,965.13x = 23,939.48 × 8,575.80
  4. Step 4: Simplify right side
    15,965.13x = 205,300,149.71
  5. Step 5: Solve for x
    x = 205,300,149.71/15,965.13
  6. Step 6: Final answer
    x = 12,859.28

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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.