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Finding the Fourth Proportional to 26,934.76, 40,411.86 and 9,407.17

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Solution

The fourth proportional to 26,934.76, 40,411.86 and 9,407.17 is: 14,114.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,934.76 : 40,411.86 = 9,407.17 : x
  2. Step 2: Convert to fraction form
    26,934.76/40,411.86 = 9,407.17/x
  3. Step 3: Cross multiply
    26,934.76x = 40,411.86 × 9,407.17
  4. Step 4: Simplify right side
    26,934.76x = 380,161,237.04
  5. Step 5: Solve for x
    x = 380,161,237.04/26,934.76
  6. Step 6: Final answer
    x = 14,114.15

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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.