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Finding the Fourth Proportional to 27,015.70, 40,535.70 and 9,498.10

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Solution

The fourth proportional to 27,015.70, 40,535.70 and 9,498.10 is: 14,251.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,015.70 : 40,535.70 = 9,498.10 : x
  2. Step 2: Convert to fraction form
    27,015.70/40,535.70 = 9,498.10/x
  3. Step 3: Cross multiply
    27,015.70x = 40,535.70 × 9,498.10
  4. Step 4: Simplify right side
    27,015.70x = 385,012,132.17
  5. Step 5: Solve for x
    x = 385,012,132.17/27,015.70
  6. Step 6: Final answer
    x = 14,251.42

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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.