Home / 25,557.42-35,261.28-14,945.88

Finding the Fourth Proportional to 25,557.42, 35,261.28 and 14,945.88

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Solution

The fourth proportional to 25,557.42, 35,261.28 and 14,945.88 is: 20,620.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,557.42 : 35,261.28 = 14,945.88 : x
  2. Step 2: Convert to fraction form
    25,557.42/35,261.28 = 14,945.88/x
  3. Step 3: Cross multiply
    25,557.42x = 35,261.28 × 14,945.88
  4. Step 4: Simplify right side
    25,557.42x = 527,010,859.53
  5. Step 5: Solve for x
    x = 527,010,859.53/25,557.42
  6. Step 6: Final answer
    x = 20,620.66

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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.