Home / 17,916.15-24,724.28-9,958.39

Finding the Fourth Proportional to 17,916.15, 24,724.28 and 9,958.39

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Solution

The fourth proportional to 17,916.15, 24,724.28 and 9,958.39 is: 13,742.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,916.15 : 24,724.28 = 9,958.39 : x
  2. Step 2: Convert to fraction form
    17,916.15/24,724.28 = 9,958.39/x
  3. Step 3: Cross multiply
    17,916.15x = 24,724.28 × 9,958.39
  4. Step 4: Simplify right side
    17,916.15x = 246,213,985.79
  5. Step 5: Solve for x
    x = 246,213,985.79/17,916.15
  6. Step 6: Final answer
    x = 13,742.57

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Half scale
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Double scale
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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.