Home / 15,675.66-23,422.95-11,851.11

Finding the Fourth Proportional to 15,675.66, 23,422.95 and 11,851.11

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Solution

The fourth proportional to 15,675.66, 23,422.95 and 11,851.11 is: 17,708.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,675.66 : 23,422.95 = 11,851.11 : x
  2. Step 2: Convert to fraction form
    15,675.66/23,422.95 = 11,851.11/x
  3. Step 3: Cross multiply
    15,675.66x = 23,422.95 × 11,851.11
  4. Step 4: Simplify right side
    15,675.66x = 277,587,956.97
  5. Step 5: Solve for x
    x = 277,587,956.97/15,675.66
  6. Step 6: Final answer
    x = 17,708.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.