Home / 22,694.56-31,320.08-13,264.16

Finding the Fourth Proportional to 22,694.56, 31,320.08 and 13,264.16

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Solution

The fourth proportional to 22,694.56, 31,320.08 and 13,264.16 is: 18,305.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,694.56 : 31,320.08 = 13,264.16 : x
  2. Step 2: Convert to fraction form
    22,694.56/31,320.08 = 13,264.16/x
  3. Step 3: Cross multiply
    22,694.56x = 31,320.08 × 13,264.16
  4. Step 4: Simplify right side
    22,694.56x = 415,434,552.33
  5. Step 5: Solve for x
    x = 415,434,552.33/22,694.56
  6. Step 6: Final answer
    x = 18,305.47

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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.