Home / 25,625.77-35,363.51-14,447.69

Finding the Fourth Proportional to 25,625.77, 35,363.51 and 14,447.69

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Solution

The fourth proportional to 25,625.77, 35,363.51 and 14,447.69 is: 19,937.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,625.77 : 35,363.51 = 14,447.69 : x
  2. Step 2: Convert to fraction form
    25,625.77/35,363.51 = 14,447.69/x
  3. Step 3: Cross multiply
    25,625.77x = 35,363.51 × 14,447.69
  4. Step 4: Simplify right side
    25,625.77x = 510,920,957.55
  5. Step 5: Solve for x
    x = 510,920,957.55/25,625.77
  6. Step 6: Final answer
    x = 19,937.78

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Half scale
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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.