Home / 56,221.20-84,331.80-14,668.20

Finding the Fourth Proportional to 56,221.20, 84,331.80 and 14,668.20

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Solution

The fourth proportional to 56,221.20, 84,331.80 and 14,668.20 is: 22,002.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,221.20 : 84,331.80 = 14,668.20 : x
  2. Step 2: Convert to fraction form
    56,221.20/84,331.80 = 14,668.20/x
  3. Step 3: Cross multiply
    56,221.20x = 84,331.80 × 14,668.20
  4. Step 4: Simplify right side
    56,221.20x = 1,236,995,708.76
  5. Step 5: Solve for x
    x = 1,236,995,708.76/56,221.20
  6. Step 6: Final answer
    x = 22,002.30

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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.