Home / 25,343.18-38,001.79-13,503.70

Finding the Fourth Proportional to 25,343.18, 38,001.79 and 13,503.70

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Solution

The fourth proportional to 25,343.18, 38,001.79 and 13,503.70 is: 20,248.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,343.18 : 38,001.79 = 13,503.70 : x
  2. Step 2: Convert to fraction form
    25,343.18/38,001.79 = 13,503.70/x
  3. Step 3: Cross multiply
    25,343.18x = 38,001.79 × 13,503.70
  4. Step 4: Simplify right side
    25,343.18x = 513,164,771.62
  5. Step 5: Solve for x
    x = 513,164,771.62/25,343.18
  6. Step 6: Final answer
    x = 20,248.63

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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.