Home / 22,886.08-31,571.64-14,398.72

Finding the Fourth Proportional to 22,886.08, 31,571.64 and 14,398.72

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Solution

The fourth proportional to 22,886.08, 31,571.64 and 14,398.72 is: 19,863.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,886.08 : 31,571.64 = 14,398.72 : x
  2. Step 2: Convert to fraction form
    22,886.08/31,571.64 = 14,398.72/x
  3. Step 3: Cross multiply
    22,886.08x = 31,571.64 × 14,398.72
  4. Step 4: Simplify right side
    22,886.08x = 454,591,204.30
  5. Step 5: Solve for x
    x = 454,591,204.30/22,886.08
  6. Step 6: Final answer
    x = 19,863.22

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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.