Home / 17,508.08-26,081.28-16,432.40

Finding the Fourth Proportional to 17,508.08, 26,081.28 and 16,432.40

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Solution

The fourth proportional to 17,508.08, 26,081.28 and 16,432.40 is: 24,478.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,508.08 : 26,081.28 = 16,432.40 : x
  2. Step 2: Convert to fraction form
    17,508.08/26,081.28 = 16,432.40/x
  3. Step 3: Cross multiply
    17,508.08x = 26,081.28 × 16,432.40
  4. Step 4: Simplify right side
    17,508.08x = 428,578,025.47
  5. Step 5: Solve for x
    x = 428,578,025.47/17,508.08
  6. Step 6: Final answer
    x = 24,478.87

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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.