Home / 16,531.52-22,811.97-9,457.79

Finding the Fourth Proportional to 16,531.52, 22,811.97 and 9,457.79

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Solution

The fourth proportional to 16,531.52, 22,811.97 and 9,457.79 is: 13,050.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,531.52 : 22,811.97 = 9,457.79 : x
  2. Step 2: Convert to fraction form
    16,531.52/22,811.97 = 9,457.79/x
  3. Step 3: Cross multiply
    16,531.52x = 22,811.97 × 9,457.79
  4. Step 4: Simplify right side
    16,531.52x = 215,750,707.69
  5. Step 5: Solve for x
    x = 215,750,707.69/16,531.52
  6. Step 6: Final answer
    x = 13,050.87

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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.