Home / 25,127.40-37,689.26-10,135.54

Finding the Fourth Proportional to 25,127.40, 37,689.26 and 10,135.54

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Solution

The fourth proportional to 25,127.40, 37,689.26 and 10,135.54 is: 15,202.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,127.40 : 37,689.26 = 10,135.54 : x
  2. Step 2: Convert to fraction form
    25,127.40/37,689.26 = 10,135.54/x
  3. Step 3: Cross multiply
    25,127.40x = 37,689.26 × 10,135.54
  4. Step 4: Simplify right side
    25,127.40x = 382,001,002.30
  5. Step 5: Solve for x
    x = 382,001,002.30/25,127.40
  6. Step 6: Final answer
    x = 15,202.57

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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.