Home / 25,780.56-35,577.24-14,602.56

Finding the Fourth Proportional to 25,780.56, 35,577.24 and 14,602.56

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Solution

The fourth proportional to 25,780.56, 35,577.24 and 14,602.56 is: 20,151.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,780.56 : 35,577.24 = 14,602.56 : x
  2. Step 2: Convert to fraction form
    25,780.56/35,577.24 = 14,602.56/x
  3. Step 3: Cross multiply
    25,780.56x = 35,577.24 × 14,602.56
  4. Step 4: Simplify right side
    25,780.56x = 519,518,781.73
  5. Step 5: Solve for x
    x = 519,518,781.73/25,780.56
  6. Step 6: Final answer
    x = 20,151.57

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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.