Home / 36,211.47-54,298.62-15,145.80

Finding the Fourth Proportional to 36,211.47, 54,298.62 and 15,145.80

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Solution

The fourth proportional to 36,211.47, 54,298.62 and 15,145.80 is: 22,710.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,211.47 : 54,298.62 = 15,145.80 : x
  2. Step 2: Convert to fraction form
    36,211.47/54,298.62 = 15,145.80/x
  3. Step 3: Cross multiply
    36,211.47x = 54,298.62 × 15,145.80
  4. Step 4: Simplify right side
    36,211.47x = 822,396,038.80
  5. Step 5: Solve for x
    x = 822,396,038.80/36,211.47
  6. Step 6: Final answer
    x = 22,710.93

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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.