Home / 36,435.88-54,655.26-10,142.92

Finding the Fourth Proportional to 36,435.88, 54,655.26 and 10,142.92

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Solution

The fourth proportional to 36,435.88, 54,655.26 and 10,142.92 is: 15,214.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,435.88 : 54,655.26 = 10,142.92 : x
  2. Step 2: Convert to fraction form
    36,435.88/54,655.26 = 10,142.92/x
  3. Step 3: Cross multiply
    36,435.88x = 54,655.26 × 10,142.92
  4. Step 4: Simplify right side
    36,435.88x = 554,363,929.76
  5. Step 5: Solve for x
    x = 554,363,929.76/36,435.88
  6. Step 6: Final answer
    x = 15,214.78

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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.