Home / 38,015.76-57,007.14-14,625.78

Finding the Fourth Proportional to 38,015.76, 57,007.14 and 14,625.78

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Solution

The fourth proportional to 38,015.76, 57,007.14 and 14,625.78 is: 21,932.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,015.76 : 57,007.14 = 14,625.78 : x
  2. Step 2: Convert to fraction form
    38,015.76/57,007.14 = 14,625.78/x
  3. Step 3: Cross multiply
    38,015.76x = 57,007.14 × 14,625.78
  4. Step 4: Simplify right side
    38,015.76x = 833,773,888.07
  5. Step 5: Solve for x
    x = 833,773,888.07/38,015.76
  6. Step 6: Final answer
    x = 21,932.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.