Home / 17,867.48-24,656.96-9,909.72

Finding the Fourth Proportional to 17,867.48, 24,656.96 and 9,909.72

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Solution

The fourth proportional to 17,867.48, 24,656.96 and 9,909.72 is: 13,675.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,867.48 : 24,656.96 = 9,909.72 : x
  2. Step 2: Convert to fraction form
    17,867.48/24,656.96 = 9,909.72/x
  3. Step 3: Cross multiply
    17,867.48x = 24,656.96 × 9,909.72
  4. Step 4: Simplify right side
    17,867.48x = 244,343,569.65
  5. Step 5: Solve for x
    x = 244,343,569.65/17,867.48
  6. Step 6: Final answer
    x = 13,675.32

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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.