Home / 25,713.84-38,542.68-10,114.32

Finding the Fourth Proportional to 25,713.84, 38,542.68 and 10,114.32

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Solution

The fourth proportional to 25,713.84, 38,542.68 and 10,114.32 is: 15,160.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,713.84 : 38,542.68 = 10,114.32 : x
  2. Step 2: Convert to fraction form
    25,713.84/38,542.68 = 10,114.32/x
  3. Step 3: Cross multiply
    25,713.84x = 38,542.68 × 10,114.32
  4. Step 4: Simplify right side
    25,713.84x = 389,832,999.18
  5. Step 5: Solve for x
    x = 389,832,999.18/25,713.84
  6. Step 6: Final answer
    x = 15,160.43

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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.