Home / 24,801.89-34,211.31-20,271.29

Finding the Fourth Proportional to 24,801.89, 34,211.31 and 20,271.29

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Solution

The fourth proportional to 24,801.89, 34,211.31 and 20,271.29 is: 27,961.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,801.89 : 34,211.31 = 20,271.29 : x
  2. Step 2: Convert to fraction form
    24,801.89/34,211.31 = 20,271.29/x
  3. Step 3: Cross multiply
    24,801.89x = 34,211.31 × 20,271.29
  4. Step 4: Simplify right side
    24,801.89x = 693,507,386.29
  5. Step 5: Solve for x
    x = 693,507,386.29/24,801.89
  6. Step 6: Final answer
    x = 27,961.88

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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.