Home / 24,139.40-36,209.10-13,771.40

Finding the Fourth Proportional to 24,139.40, 36,209.10 and 13,771.40

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Solution

The fourth proportional to 24,139.40, 36,209.10 and 13,771.40 is: 20,657.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,139.40 : 36,209.10 = 13,771.40 : x
  2. Step 2: Convert to fraction form
    24,139.40/36,209.10 = 13,771.40/x
  3. Step 3: Cross multiply
    24,139.40x = 36,209.10 × 13,771.40
  4. Step 4: Simplify right side
    24,139.40x = 498,649,999.74
  5. Step 5: Solve for x
    x = 498,649,999.74/24,139.40
  6. Step 6: Final answer
    x = 20,657.10

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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.