Home / 25,036.45-34,550.85-13,706.44

Finding the Fourth Proportional to 25,036.45, 34,550.85 and 13,706.44

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Solution

The fourth proportional to 25,036.45, 34,550.85 and 13,706.44 is: 18,915.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,036.45 : 34,550.85 = 13,706.44 : x
  2. Step 2: Convert to fraction form
    25,036.45/34,550.85 = 13,706.44/x
  3. Step 3: Cross multiply
    25,036.45x = 34,550.85 × 13,706.44
  4. Step 4: Simplify right side
    25,036.45x = 473,569,152.47
  5. Step 5: Solve for x
    x = 473,569,152.47/25,036.45
  6. Step 6: Final answer
    x = 18,915.19

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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.