Home / 22,760.06-31,407.35-14,261.94

Finding the Fourth Proportional to 22,760.06, 31,407.35 and 14,261.94

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Solution

The fourth proportional to 22,760.06, 31,407.35 and 14,261.94 is: 19,680.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,760.06 : 31,407.35 = 14,261.94 : x
  2. Step 2: Convert to fraction form
    22,760.06/31,407.35 = 14,261.94/x
  3. Step 3: Cross multiply
    22,760.06x = 31,407.35 × 14,261.94
  4. Step 4: Simplify right side
    22,760.06x = 447,929,669.95
  5. Step 5: Solve for x
    x = 447,929,669.95/22,760.06
  6. Step 6: Final answer
    x = 19,680.52

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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.