Home / 35,121.32-52,612.50-18,456.44

Finding the Fourth Proportional to 35,121.32, 52,612.50 and 18,456.44

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Solution

The fourth proportional to 35,121.32, 52,612.50 and 18,456.44 is: 27,648.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,121.32 : 52,612.50 = 18,456.44 : x
  2. Step 2: Convert to fraction form
    35,121.32/52,612.50 = 18,456.44/x
  3. Step 3: Cross multiply
    35,121.32x = 52,612.50 × 18,456.44
  4. Step 4: Simplify right side
    35,121.32x = 971,039,449.50
  5. Step 5: Solve for x
    x = 971,039,449.50/35,121.32
  6. Step 6: Final answer
    x = 27,648.15

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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.