Home / 36,221.08-54,331.80-9,925.60

Finding the Fourth Proportional to 36,221.08, 54,331.80 and 9,925.60

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Solution

The fourth proportional to 36,221.08, 54,331.80 and 9,925.60 is: 14,888.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,221.08 : 54,331.80 = 9,925.60 : x
  2. Step 2: Convert to fraction form
    36,221.08/54,331.80 = 9,925.60/x
  3. Step 3: Cross multiply
    36,221.08x = 54,331.80 × 9,925.60
  4. Step 4: Simplify right side
    36,221.08x = 539,275,714.08
  5. Step 5: Solve for x
    x = 539,275,714.08/36,221.08
  6. Step 6: Final answer
    x = 14,888.45

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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.