Home / 9,633.12-14,385.36-9,141.08

Finding the Fourth Proportional to 9,633.12, 14,385.36 and 9,141.08

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Solution

The fourth proportional to 9,633.12, 14,385.36 and 9,141.08 is: 13,650.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,633.12 : 14,385.36 = 9,141.08 : x
  2. Step 2: Convert to fraction form
    9,633.12/14,385.36 = 9,141.08/x
  3. Step 3: Cross multiply
    9,633.12x = 14,385.36 × 9,141.08
  4. Step 4: Simplify right side
    9,633.12x = 131,497,726.59
  5. Step 5: Solve for x
    x = 131,497,726.59/9,633.12
  6. Step 6: Final answer
    x = 13,650.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.