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Finding the Fourth Proportional to 51,672.01, 77,472.84 and 26,309.19

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Solution

The fourth proportional to 51,672.01, 77,472.84 and 26,309.19 is: 39,445.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,672.01 : 77,472.84 = 26,309.19 : x
  2. Step 2: Convert to fraction form
    51,672.01/77,472.84 = 26,309.19/x
  3. Step 3: Cross multiply
    51,672.01x = 77,472.84 × 26,309.19
  4. Step 4: Simplify right side
    51,672.01x = 2,038,247,667.40
  5. Step 5: Solve for x
    x = 2,038,247,667.40/51,672.01
  6. Step 6: Final answer
    x = 39,445.88

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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.