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Finding the Fourth Proportional to 32,702.92, 45,131.51 and 19,274.74

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Solution

The fourth proportional to 32,702.92, 45,131.51 and 19,274.74 is: 26,600.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,702.92 : 45,131.51 = 19,274.74 : x
  2. Step 2: Convert to fraction form
    32,702.92/45,131.51 = 19,274.74/x
  3. Step 3: Cross multiply
    32,702.92x = 45,131.51 × 19,274.74
  4. Step 4: Simplify right side
    32,702.92x = 869,898,121.06
  5. Step 5: Solve for x
    x = 869,898,121.06/32,702.92
  6. Step 6: Final answer
    x = 26,600.01

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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.