Home / 25,577.40-38,377.84-11,541.18

Finding the Fourth Proportional to 25,577.40, 38,377.84 and 11,541.18

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Solution

The fourth proportional to 25,577.40, 38,377.84 and 11,541.18 is: 17,317.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,577.40 : 38,377.84 = 11,541.18 : x
  2. Step 2: Convert to fraction form
    25,577.40/38,377.84 = 11,541.18/x
  3. Step 3: Cross multiply
    25,577.40x = 38,377.84 × 11,541.18
  4. Step 4: Simplify right side
    25,577.40x = 442,925,559.45
  5. Step 5: Solve for x
    x = 442,925,559.45/25,577.40
  6. Step 6: Final answer
    x = 17,317.07

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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.