Home / 25,368.40-38,086.80-14,849.20

Finding the Fourth Proportional to 25,368.40, 38,086.80 and 14,849.20

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Solution

The fourth proportional to 25,368.40, 38,086.80 and 14,849.20 is: 22,293.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,368.40 : 38,086.80 = 14,849.20 : x
  2. Step 2: Convert to fraction form
    25,368.40/38,086.80 = 14,849.20/x
  3. Step 3: Cross multiply
    25,368.40x = 38,086.80 × 14,849.20
  4. Step 4: Simplify right side
    25,368.40x = 565,558,510.56
  5. Step 5: Solve for x
    x = 565,558,510.56/25,368.40
  6. Step 6: Final answer
    x = 22,293.82

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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.