Home / 25,325.91-34,951.95-16,812.99

Finding the Fourth Proportional to 25,325.91, 34,951.95 and 16,812.99

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Solution

The fourth proportional to 25,325.91, 34,951.95 and 16,812.99 is: 23,203.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,325.91 : 34,951.95 = 16,812.99 : x
  2. Step 2: Convert to fraction form
    25,325.91/34,951.95 = 16,812.99/x
  3. Step 3: Cross multiply
    25,325.91x = 34,951.95 × 16,812.99
  4. Step 4: Simplify right side
    25,325.91x = 587,646,785.83
  5. Step 5: Solve for x
    x = 587,646,785.83/25,325.91
  6. Step 6: Final answer
    x = 23,203.38

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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.