Home / 25,245.50-34,838.80-14,641.28

Finding the Fourth Proportional to 25,245.50, 34,838.80 and 14,641.28

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Solution

The fourth proportional to 25,245.50, 34,838.80 and 14,641.28 is: 20,204.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,245.50 : 34,838.80 = 14,641.28 : x
  2. Step 2: Convert to fraction form
    25,245.50/34,838.80 = 14,641.28/x
  3. Step 3: Cross multiply
    25,245.50x = 34,838.80 × 14,641.28
  4. Step 4: Simplify right side
    25,245.50x = 510,084,625.66
  5. Step 5: Solve for x
    x = 510,084,625.66/25,245.50
  6. Step 6: Final answer
    x = 20,204.97

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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.