Home / 35,332.88-48,754.16-20,223.12

Finding the Fourth Proportional to 35,332.88, 48,754.16 and 20,223.12

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Solution

The fourth proportional to 35,332.88, 48,754.16 and 20,223.12 is: 27,904.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,332.88 : 48,754.16 = 20,223.12 : x
  2. Step 2: Convert to fraction form
    35,332.88/48,754.16 = 20,223.12/x
  3. Step 3: Cross multiply
    35,332.88x = 48,754.16 × 20,223.12
  4. Step 4: Simplify right side
    35,332.88x = 985,961,228.18
  5. Step 5: Solve for x
    x = 985,961,228.18/35,332.88
  6. Step 6: Final answer
    x = 27,904.92

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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.