Home / 38,865.08-58,350.90-20,158.04

Finding the Fourth Proportional to 38,865.08, 58,350.90 and 20,158.04

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Solution

The fourth proportional to 38,865.08, 58,350.90 and 20,158.04 is: 30,264.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,865.08 : 58,350.90 = 20,158.04 : x
  2. Step 2: Convert to fraction form
    38,865.08/58,350.90 = 20,158.04/x
  3. Step 3: Cross multiply
    38,865.08x = 58,350.90 × 20,158.04
  4. Step 4: Simplify right side
    38,865.08x = 1,176,239,776.24
  5. Step 5: Solve for x
    x = 1,176,239,776.24/38,865.08
  6. Step 6: Final answer
    x = 30,264.69

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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.