Home / 25,126.42-37,693.73-8,487.45

Finding the Fourth Proportional to 25,126.42, 37,693.73 and 8,487.45

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Solution

The fourth proportional to 25,126.42, 37,693.73 and 8,487.45 is: 12,732.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,126.42 : 37,693.73 = 8,487.45 : x
  2. Step 2: Convert to fraction form
    25,126.42/37,693.73 = 8,487.45/x
  3. Step 3: Cross multiply
    25,126.42x = 37,693.73 × 8,487.45
  4. Step 4: Simplify right side
    25,126.42x = 319,923,417.78
  5. Step 5: Solve for x
    x = 319,923,417.78/25,126.42
  6. Step 6: Final answer
    x = 12,732.55

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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.