Home / 25,954.30-38,947.29-20,008.09

Finding the Fourth Proportional to 25,954.30, 38,947.29 and 20,008.09

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Solution

The fourth proportional to 25,954.30, 38,947.29 and 20,008.09 is: 30,024.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,954.30 : 38,947.29 = 20,008.09 : x
  2. Step 2: Convert to fraction form
    25,954.30/38,947.29 = 20,008.09/x
  3. Step 3: Cross multiply
    25,954.30x = 38,947.29 × 20,008.09
  4. Step 4: Simplify right side
    25,954.30x = 779,260,883.58
  5. Step 5: Solve for x
    x = 779,260,883.58/25,954.30
  6. Step 6: Final answer
    x = 30,024.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.