Home / 55,176.31-82,707-25,569.82

Finding the Fourth Proportional to 55,176.31, 82,707 and 25,569.82

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Solution

The fourth proportional to 55,176.31, 82,707 and 25,569.82 is: 38,328.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,176.31 : 82,707 = 25,569.82 : x
  2. Step 2: Convert to fraction form
    55,176.31/82,707 = 25,569.82/x
  3. Step 3: Cross multiply
    55,176.31x = 82,707 × 25,569.82
  4. Step 4: Simplify right side
    55,176.31x = 2,114,803,102.74
  5. Step 5: Solve for x
    x = 2,114,803,102.74/55,176.31
  6. Step 6: Final answer
    x = 38,328.10

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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.