Home / 52,170.82-71,995.17-29,509.45

Finding the Fourth Proportional to 52,170.82, 71,995.17 and 29,509.45

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Solution

The fourth proportional to 52,170.82, 71,995.17 and 29,509.45 is: 40,722.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,170.82 : 71,995.17 = 29,509.45 : x
  2. Step 2: Convert to fraction form
    52,170.82/71,995.17 = 29,509.45/x
  3. Step 3: Cross multiply
    52,170.82x = 71,995.17 × 29,509.45
  4. Step 4: Simplify right side
    52,170.82x = 2,124,537,869.36
  5. Step 5: Solve for x
    x = 2,124,537,869.36/52,170.82
  6. Step 6: Final answer
    x = 40,722.72

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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.