Home / 22,721.02-34,085.40-7,726.57

Finding the Fourth Proportional to 22,721.02, 34,085.40 and 7,726.57

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Solution

The fourth proportional to 22,721.02, 34,085.40 and 7,726.57 is: 11,591.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,721.02 : 34,085.40 = 7,726.57 : x
  2. Step 2: Convert to fraction form
    22,721.02/34,085.40 = 7,726.57/x
  3. Step 3: Cross multiply
    22,721.02x = 34,085.40 × 7,726.57
  4. Step 4: Simplify right side
    22,721.02x = 263,363,229.08
  5. Step 5: Solve for x
    x = 263,363,229.08/22,721.02
  6. Step 6: Final answer
    x = 11,591.17

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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.