Home / 17,407.43-26,121.17-7,547.70

Finding the Fourth Proportional to 17,407.43, 26,121.17 and 7,547.70

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Solution

The fourth proportional to 17,407.43, 26,121.17 and 7,547.70 is: 11,325.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,407.43 : 26,121.17 = 7,547.70 : x
  2. Step 2: Convert to fraction form
    17,407.43/26,121.17 = 7,547.70/x
  3. Step 3: Cross multiply
    17,407.43x = 26,121.17 × 7,547.70
  4. Step 4: Simplify right side
    17,407.43x = 197,154,754.81
  5. Step 5: Solve for x
    x = 197,154,754.81/17,407.43
  6. Step 6: Final answer
    x = 11,325.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.