Home / 25,342.27-38,011.28-7,812.25

Finding the Fourth Proportional to 25,342.27, 38,011.28 and 7,812.25

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Solution

The fourth proportional to 25,342.27, 38,011.28 and 7,812.25 is: 11,717.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,342.27 : 38,011.28 = 7,812.25 : x
  2. Step 2: Convert to fraction form
    25,342.27/38,011.28 = 7,812.25/x
  3. Step 3: Cross multiply
    25,342.27x = 38,011.28 × 7,812.25
  4. Step 4: Simplify right side
    25,342.27x = 296,953,488.09
  5. Step 5: Solve for x
    x = 296,953,488.09/25,342.27
  6. Step 6: Final answer
    x = 11,717.72

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