Home / 17,866.30-24,655.56-9,909.26

Finding the Fourth Proportional to 17,866.30, 24,655.56 and 9,909.26

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Solution

The fourth proportional to 17,866.30, 24,655.56 and 9,909.26 is: 13,674.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,866.30 : 24,655.56 = 9,909.26 : x
  2. Step 2: Convert to fraction form
    17,866.30/24,655.56 = 9,909.26/x
  3. Step 3: Cross multiply
    17,866.30x = 24,655.56 × 9,909.26
  4. Step 4: Simplify right side
    17,866.30x = 244,318,354.49
  5. Step 5: Solve for x
    x = 244,318,354.49/17,866.30
  6. Step 6: Final answer
    x = 13,674.82

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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.