Home / 23,127.30-31,886.76-19,304.46

Finding the Fourth Proportional to 23,127.30, 31,886.76 and 19,304.46

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Solution

The fourth proportional to 23,127.30, 31,886.76 and 19,304.46 is: 26,616.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,127.30 : 31,886.76 = 19,304.46 : x
  2. Step 2: Convert to fraction form
    23,127.30/31,886.76 = 19,304.46/x
  3. Step 3: Cross multiply
    23,127.30x = 31,886.76 × 19,304.46
  4. Step 4: Simplify right side
    23,127.30x = 615,556,682.95
  5. Step 5: Solve for x
    x = 615,556,682.95/23,127.30
  6. Step 6: Final answer
    x = 26,616.02

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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.