Home / 56,371.14-84,516.62-28,270.89

Finding the Fourth Proportional to 56,371.14, 84,516.62 and 28,270.89

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Solution

The fourth proportional to 56,371.14, 84,516.62 and 28,270.89 is: 42,386.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,371.14 : 84,516.62 = 28,270.89 : x
  2. Step 2: Convert to fraction form
    56,371.14/84,516.62 = 28,270.89/x
  3. Step 3: Cross multiply
    56,371.14x = 84,516.62 × 28,270.89
  4. Step 4: Simplify right side
    56,371.14x = 2,389,359,925.84
  5. Step 5: Solve for x
    x = 2,389,359,925.84/56,371.14
  6. Step 6: Final answer
    x = 42,386.23

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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.