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Finding the Fourth Proportional to 22,301.66, 30,797.13 and 14,357.70

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Solution

The fourth proportional to 22,301.66, 30,797.13 and 14,357.70 is: 19,827.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,301.66 : 30,797.13 = 14,357.70 : x
  2. Step 2: Convert to fraction form
    22,301.66/30,797.13 = 14,357.70/x
  3. Step 3: Cross multiply
    22,301.66x = 30,797.13 × 14,357.70
  4. Step 4: Simplify right side
    22,301.66x = 442,175,953.40
  5. Step 5: Solve for x
    x = 442,175,953.40/22,301.66
  6. Step 6: Final answer
    x = 19,827.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.