Home / 22,275.47-33,415.40-6,480.61

Finding the Fourth Proportional to 22,275.47, 33,415.40 and 6,480.61

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Solution

The fourth proportional to 22,275.47, 33,415.40 and 6,480.61 is: 9,721.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,275.47 : 33,415.40 = 6,480.61 : x
  2. Step 2: Convert to fraction form
    22,275.47/33,415.40 = 6,480.61/x
  3. Step 3: Cross multiply
    22,275.47x = 33,415.40 × 6,480.61
  4. Step 4: Simplify right side
    22,275.47x = 216,552,108.06
  5. Step 5: Solve for x
    x = 216,552,108.06/22,275.47
  6. Step 6: Final answer
    x = 9,721.55

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1.5x scale

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.