Home / 67,628.49-101,478.10-27,677.13

Finding the Fourth Proportional to 67,628.49, 101,478.10 and 27,677.13

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Solution

The fourth proportional to 67,628.49, 101,478.10 and 27,677.13 is: 41,530.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,628.49 : 101,478.10 = 27,677.13 : x
  2. Step 2: Convert to fraction form
    67,628.49/101,478.10 = 27,677.13/x
  3. Step 3: Cross multiply
    67,628.49x = 101,478.10 × 27,677.13
  4. Step 4: Simplify right side
    67,628.49x = 2,808,622,565.85
  5. Step 5: Solve for x
    x = 2,808,622,565.85/67,628.49
  6. Step 6: Final answer
    x = 41,530.17

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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.