Home / 35,332.80-48,759.18-20,225.52

Finding the Fourth Proportional to 35,332.80, 48,759.18 and 20,225.52

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Solution

The fourth proportional to 35,332.80, 48,759.18 and 20,225.52 is: 27,911.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,332.80 : 48,759.18 = 20,225.52 : x
  2. Step 2: Convert to fraction form
    35,332.80/48,759.18 = 20,225.52/x
  3. Step 3: Cross multiply
    35,332.80x = 48,759.18 × 20,225.52
  4. Step 4: Simplify right side
    35,332.80x = 986,179,770.27
  5. Step 5: Solve for x
    x = 986,179,770.27/35,332.80
  6. Step 6: Final answer
    x = 27,911.17

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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.