Home / 25,503.56-38,270.12-10,711.20

Finding the Fourth Proportional to 25,503.56, 38,270.12 and 10,711.20

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Solution

The fourth proportional to 25,503.56, 38,270.12 and 10,711.20 is: 16,073.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,503.56 : 38,270.12 = 10,711.20 : x
  2. Step 2: Convert to fraction form
    25,503.56/38,270.12 = 10,711.20/x
  3. Step 3: Cross multiply
    25,503.56x = 38,270.12 × 10,711.20
  4. Step 4: Simplify right side
    25,503.56x = 409,918,909.34
  5. Step 5: Solve for x
    x = 409,918,909.34/25,503.56
  6. Step 6: Final answer
    x = 16,073.01

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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.