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Finding the Fourth Proportional to 45,555, 62,871.38 and 26,692.13

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Solution

The fourth proportional to 45,555, 62,871.38 and 26,692.13 is: 36,838.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,555 : 62,871.38 = 26,692.13 : x
  2. Step 2: Convert to fraction form
    45,555/62,871.38 = 26,692.13/x
  3. Step 3: Cross multiply
    45,555x = 62,871.38 × 26,692.13
  4. Step 4: Simplify right side
    45,555x = 1,678,171,048.24
  5. Step 5: Solve for x
    x = 1,678,171,048.24/45,555
  6. Step 6: Final answer
    x = 36,838.35

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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.