Home / 36,440.08-54,660.13-28,132.22

Finding the Fourth Proportional to 36,440.08, 54,660.13 and 28,132.22

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Solution

The fourth proportional to 36,440.08, 54,660.13 and 28,132.22 is: 42,198.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,440.08 : 54,660.13 = 28,132.22 : x
  2. Step 2: Convert to fraction form
    36,440.08/54,660.13 = 28,132.22/x
  3. Step 3: Cross multiply
    36,440.08x = 54,660.13 × 28,132.22
  4. Step 4: Simplify right side
    36,440.08x = 1,537,710,868.71
  5. Step 5: Solve for x
    x = 1,537,710,868.71/36,440.08
  6. Step 6: Final answer
    x = 42,198.34

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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.