Home / 45,036.20-67,557.81-26,318.18

Finding the Fourth Proportional to 45,036.20, 67,557.81 and 26,318.18

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Solution

The fourth proportional to 45,036.20, 67,557.81 and 26,318.18 is: 39,479.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,036.20 : 67,557.81 = 26,318.18 : x
  2. Step 2: Convert to fraction form
    45,036.20/67,557.81 = 26,318.18/x
  3. Step 3: Cross multiply
    45,036.20x = 67,557.81 × 26,318.18
  4. Step 4: Simplify right side
    45,036.20x = 1,777,998,871.57
  5. Step 5: Solve for x
    x = 1,777,998,871.57/45,036.20
  6. Step 6: Final answer
    x = 39,479.32

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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.