Home / 35,332.18-48,744.45-20,216.74

Finding the Fourth Proportional to 35,332.18, 48,744.45 and 20,216.74

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Solution

The fourth proportional to 35,332.18, 48,744.45 and 20,216.74 is: 27,891.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,332.18 : 48,744.45 = 20,216.74 : x
  2. Step 2: Convert to fraction form
    35,332.18/48,744.45 = 20,216.74/x
  3. Step 3: Cross multiply
    35,332.18x = 48,744.45 × 20,216.74
  4. Step 4: Simplify right side
    35,332.18x = 985,453,872.09
  5. Step 5: Solve for x
    x = 985,453,872.09/35,332.18
  6. Step 6: Final answer
    x = 27,891.11

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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.