Home / 15,417.66-23,122.29-4,323.66

Finding the Fourth Proportional to 15,417.66, 23,122.29 and 4,323.66

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Solution

The fourth proportional to 15,417.66, 23,122.29 and 4,323.66 is: 6,484.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,417.66 : 23,122.29 = 4,323.66 : x
  2. Step 2: Convert to fraction form
    15,417.66/23,122.29 = 4,323.66/x
  3. Step 3: Cross multiply
    15,417.66x = 23,122.29 × 4,323.66
  4. Step 4: Simplify right side
    15,417.66x = 99,972,920.38
  5. Step 5: Solve for x
    x = 99,972,920.38/15,417.66
  6. Step 6: Final answer
    x = 6,484.31

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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.