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Finding the Fourth Proportional to 45,993.50, 63,471.09 and 26,121.50

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Solution

The fourth proportional to 45,993.50, 63,471.09 and 26,121.50 is: 36,047.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,993.50 : 63,471.09 = 26,121.50 : x
  2. Step 2: Convert to fraction form
    45,993.50/63,471.09 = 26,121.50/x
  3. Step 3: Cross multiply
    45,993.50x = 63,471.09 × 26,121.50
  4. Step 4: Simplify right side
    45,993.50x = 1,657,960,077.44
  5. Step 5: Solve for x
    x = 1,657,960,077.44/45,993.50
  6. Step 6: Final answer
    x = 36,047.70

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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.