Home / 14,115.22-19,470.52-9,335.28

Finding the Fourth Proportional to 14,115.22, 19,470.52 and 9,335.28

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Solution

The fourth proportional to 14,115.22, 19,470.52 and 9,335.28 is: 12,877.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,115.22 : 19,470.52 = 9,335.28 : x
  2. Step 2: Convert to fraction form
    14,115.22/19,470.52 = 9,335.28/x
  3. Step 3: Cross multiply
    14,115.22x = 19,470.52 × 9,335.28
  4. Step 4: Simplify right side
    14,115.22x = 181,762,755.95
  5. Step 5: Solve for x
    x = 181,762,755.95/14,115.22
  6. Step 6: Final answer
    x = 12,877.08

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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.