Home / 45,125.48-67,660.68-15,535.10

Finding the Fourth Proportional to 45,125.48, 67,660.68 and 15,535.10

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Solution

The fourth proportional to 45,125.48, 67,660.68 and 15,535.10 is: 23,293.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,125.48 : 67,660.68 = 15,535.10 : x
  2. Step 2: Convert to fraction form
    45,125.48/67,660.68 = 15,535.10/x
  3. Step 3: Cross multiply
    45,125.48x = 67,660.68 × 15,535.10
  4. Step 4: Simplify right side
    45,125.48x = 1,051,115,429.87
  5. Step 5: Solve for x
    x = 1,051,115,429.87/45,125.48
  6. Step 6: Final answer
    x = 23,293.17

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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.