Home / 36,423.80-54,643.92-11,125.58

Finding the Fourth Proportional to 36,423.80, 54,643.92 and 11,125.58

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Solution

The fourth proportional to 36,423.80, 54,643.92 and 11,125.58 is: 16,690.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,423.80 : 54,643.92 = 11,125.58 : x
  2. Step 2: Convert to fraction form
    36,423.80/54,643.92 = 11,125.58/x
  3. Step 3: Cross multiply
    36,423.80x = 54,643.92 × 11,125.58
  4. Step 4: Simplify right side
    36,423.80x = 607,945,303.47
  5. Step 5: Solve for x
    x = 607,945,303.47/36,423.80
  6. Step 6: Final answer
    x = 16,690.88

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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.