Home / 25,011.50-34,516.51-15,076.14

Finding the Fourth Proportional to 25,011.50, 34,516.51 and 15,076.14

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Solution

The fourth proportional to 25,011.50, 34,516.51 and 15,076.14 is: 20,805.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,011.50 : 34,516.51 = 15,076.14 : x
  2. Step 2: Convert to fraction form
    25,011.50/34,516.51 = 15,076.14/x
  3. Step 3: Cross multiply
    25,011.50x = 34,516.51 × 15,076.14
  4. Step 4: Simplify right side
    25,011.50x = 520,375,737.07
  5. Step 5: Solve for x
    x = 520,375,737.07/25,011.50
  6. Step 6: Final answer
    x = 20,805.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.