Home / 56,518.68-77,996.10-35,310.24

Finding the Fourth Proportional to 56,518.68, 77,996.10 and 35,310.24

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Solution

The fourth proportional to 56,518.68, 77,996.10 and 35,310.24 is: 48,728.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,518.68 : 77,996.10 = 35,310.24 : x
  2. Step 2: Convert to fraction form
    56,518.68/77,996.10 = 35,310.24/x
  3. Step 3: Cross multiply
    56,518.68x = 77,996.10 × 35,310.24
  4. Step 4: Simplify right side
    56,518.68x = 2,754,061,010.06
  5. Step 5: Solve for x
    x = 2,754,061,010.06/56,518.68
  6. Step 6: Final answer
    x = 48,728.33

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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.