Home / 35,923.20-53,909.28-12,549.60

Finding the Fourth Proportional to 35,923.20, 53,909.28 and 12,549.60

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Solution

The fourth proportional to 35,923.20, 53,909.28 and 12,549.60 is: 18,832.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,923.20 : 53,909.28 = 12,549.60 : x
  2. Step 2: Convert to fraction form
    35,923.20/53,909.28 = 12,549.60/x
  3. Step 3: Cross multiply
    35,923.20x = 53,909.28 × 12,549.60
  4. Step 4: Simplify right side
    35,923.20x = 676,539,900.29
  5. Step 5: Solve for x
    x = 676,539,900.29/35,923.20
  6. Step 6: Final answer
    x = 18,832.95

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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.