Home / 32,702.87-45,143.52-22,106.86

Finding the Fourth Proportional to 32,702.87, 45,143.52 and 22,106.86

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Solution

The fourth proportional to 32,702.87, 45,143.52 and 22,106.86 is: 30,516.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,702.87 : 45,143.52 = 22,106.86 : x
  2. Step 2: Convert to fraction form
    32,702.87/45,143.52 = 22,106.86/x
  3. Step 3: Cross multiply
    32,702.87x = 45,143.52 × 22,106.86
  4. Step 4: Simplify right side
    32,702.87x = 997,981,476.55
  5. Step 5: Solve for x
    x = 997,981,476.55/32,702.87
  6. Step 6: Final answer
    x = 30,516.63

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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.