Home / 25,278.10-34,883.96-13,948.01

Finding the Fourth Proportional to 25,278.10, 34,883.96 and 13,948.01

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Solution

The fourth proportional to 25,278.10, 34,883.96 and 13,948.01 is: 19,248.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,278.10 : 34,883.96 = 13,948.01 : x
  2. Step 2: Convert to fraction form
    25,278.10/34,883.96 = 13,948.01/x
  3. Step 3: Cross multiply
    25,278.10x = 34,883.96 × 13,948.01
  4. Step 4: Simplify right side
    25,278.10x = 486,561,744.44
  5. Step 5: Solve for x
    x = 486,561,744.44/25,278.10
  6. Step 6: Final answer
    x = 19,248.35

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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.