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Finding the Fourth Proportional to 24,700.81, 34,106.76 and 22,811.70

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Solution

The fourth proportional to 24,700.81, 34,106.76 and 22,811.70 is: 31,498.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,700.81 : 34,106.76 = 22,811.70 : x
  2. Step 2: Convert to fraction form
    24,700.81/34,106.76 = 22,811.70/x
  3. Step 3: Cross multiply
    24,700.81x = 34,106.76 × 22,811.70
  4. Step 4: Simplify right side
    24,700.81x = 778,033,177.30
  5. Step 5: Solve for x
    x = 778,033,177.30/24,700.81
  6. Step 6: Final answer
    x = 31,498.29

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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.