Home / 25,276.31-34,883.26-13,948.05

Finding the Fourth Proportional to 25,276.31, 34,883.26 and 13,948.05

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Solution

The fourth proportional to 25,276.31, 34,883.26 and 13,948.05 is: 19,249.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,276.31 : 34,883.26 = 13,948.05 : x
  2. Step 2: Convert to fraction form
    25,276.31/34,883.26 = 13,948.05/x
  3. Step 3: Cross multiply
    25,276.31x = 34,883.26 × 13,948.05
  4. Step 4: Simplify right side
    25,276.31x = 486,553,419.77
  5. Step 5: Solve for x
    x = 486,553,419.77/25,276.31
  6. Step 6: Final answer
    x = 19,249.39

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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.