Home / 25,154.74-34,711.87-13,823.99

Finding the Fourth Proportional to 25,154.74, 34,711.87 and 13,823.99

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Solution

The fourth proportional to 25,154.74, 34,711.87 and 13,823.99 is: 19,076.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,154.74 : 34,711.87 = 13,823.99 : x
  2. Step 2: Convert to fraction form
    25,154.74/34,711.87 = 13,823.99/x
  3. Step 3: Cross multiply
    25,154.74x = 34,711.87 × 13,823.99
  4. Step 4: Simplify right side
    25,154.74x = 479,856,543.76
  5. Step 5: Solve for x
    x = 479,856,543.76/25,154.74
  6. Step 6: Final answer
    x = 19,076.19

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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.