Home / 16,335.19-22,542.13-9,261.60

Finding the Fourth Proportional to 16,335.19, 22,542.13 and 9,261.60

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Solution

The fourth proportional to 16,335.19, 22,542.13 and 9,261.60 is: 12,780.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,335.19 : 22,542.13 = 9,261.60 : x
  2. Step 2: Convert to fraction form
    16,335.19/22,542.13 = 9,261.60/x
  3. Step 3: Cross multiply
    16,335.19x = 22,542.13 × 9,261.60
  4. Step 4: Simplify right side
    16,335.19x = 208,776,191.21
  5. Step 5: Solve for x
    x = 208,776,191.21/16,335.19
  6. Step 6: Final answer
    x = 12,780.76

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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.