Home / 16,305.76-22,501.52-9,231.52

Finding the Fourth Proportional to 16,305.76, 22,501.52 and 9,231.52

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Solution

The fourth proportional to 16,305.76, 22,501.52 and 9,231.52 is: 12,739.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,305.76 : 22,501.52 = 9,231.52 : x
  2. Step 2: Convert to fraction form
    16,305.76/22,501.52 = 9,231.52/x
  3. Step 3: Cross multiply
    16,305.76x = 22,501.52 × 9,231.52
  4. Step 4: Simplify right side
    16,305.76x = 207,723,231.91
  5. Step 5: Solve for x
    x = 207,723,231.91/16,305.76
  6. Step 6: Final answer
    x = 12,739.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.