Home / 23,014.16-31,767.36-15,949.88

Finding the Fourth Proportional to 23,014.16, 31,767.36 and 15,949.88

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Solution

The fourth proportional to 23,014.16, 31,767.36 and 15,949.88 is: 22,016.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,014.16 : 31,767.36 = 15,949.88 : x
  2. Step 2: Convert to fraction form
    23,014.16/31,767.36 = 15,949.88/x
  3. Step 3: Cross multiply
    23,014.16x = 31,767.36 × 15,949.88
  4. Step 4: Simplify right side
    23,014.16x = 506,685,579.92
  5. Step 5: Solve for x
    x = 506,685,579.92/23,014.16
  6. Step 6: Final answer
    x = 22,016.25

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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.