Home / 38,127.86-57,198.98-14,442.50

Finding the Fourth Proportional to 38,127.86, 57,198.98 and 14,442.50

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Solution

The fourth proportional to 38,127.86, 57,198.98 and 14,442.50 is: 21,666.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,127.86 : 57,198.98 = 14,442.50 : x
  2. Step 2: Convert to fraction form
    38,127.86/57,198.98 = 14,442.50/x
  3. Step 3: Cross multiply
    38,127.86x = 57,198.98 × 14,442.50
  4. Step 4: Simplify right side
    38,127.86x = 826,096,268.65
  5. Step 5: Solve for x
    x = 826,096,268.65/38,127.86
  6. Step 6: Final answer
    x = 21,666.47

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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.