Home / 31,223.64-43,047.95-22,727.15

Finding the Fourth Proportional to 31,223.64, 43,047.95 and 22,727.15

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Solution

The fourth proportional to 31,223.64, 43,047.95 and 22,727.15 is: 31,333.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,223.64 : 43,047.95 = 22,727.15 : x
  2. Step 2: Convert to fraction form
    31,223.64/43,047.95 = 22,727.15/x
  3. Step 3: Cross multiply
    31,223.64x = 43,047.95 × 22,727.15
  4. Step 4: Simplify right side
    31,223.64x = 978,356,887.97
  5. Step 5: Solve for x
    x = 978,356,887.97/31,223.64
  6. Step 6: Final answer
    x = 31,333.85

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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.