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Finding the Fourth Proportional to 53,801.70, 80,713.35 and 16,364.10

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Solution

The fourth proportional to 53,801.70, 80,713.35 and 16,364.10 is: 24,549.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,801.70 : 80,713.35 = 16,364.10 : x
  2. Step 2: Convert to fraction form
    53,801.70/80,713.35 = 16,364.10/x
  3. Step 3: Cross multiply
    53,801.70x = 80,713.35 × 16,364.10
  4. Step 4: Simplify right side
    53,801.70x = 1,320,801,330.74
  5. Step 5: Solve for x
    x = 1,320,801,330.74/53,801.70
  6. Step 6: Final answer
    x = 24,549.43

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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.