Home / 39,818.40-59,721.06-14,851.92

Finding the Fourth Proportional to 39,818.40, 59,721.06 and 14,851.92

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Solution

The fourth proportional to 39,818.40, 59,721.06 and 14,851.92 is: 22,275.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,818.40 : 59,721.06 = 14,851.92 : x
  2. Step 2: Convert to fraction form
    39,818.40/59,721.06 = 14,851.92/x
  3. Step 3: Cross multiply
    39,818.40x = 59,721.06 × 14,851.92
  4. Step 4: Simplify right side
    39,818.40x = 886,972,405.44
  5. Step 5: Solve for x
    x = 886,972,405.44/39,818.40
  6. Step 6: Final answer
    x = 22,275.44

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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.