Home / 25,818.63-38,652.72-19,184.53

Finding the Fourth Proportional to 25,818.63, 38,652.72 and 19,184.53

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Solution

The fourth proportional to 25,818.63, 38,652.72 and 19,184.53 is: 28,720.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,818.63 : 38,652.72 = 19,184.53 : x
  2. Step 2: Convert to fraction form
    25,818.63/38,652.72 = 19,184.53/x
  3. Step 3: Cross multiply
    25,818.63x = 38,652.72 × 19,184.53
  4. Step 4: Simplify right side
    25,818.63x = 741,534,266.42
  5. Step 5: Solve for x
    x = 741,534,266.42/25,818.63
  6. Step 6: Final answer
    x = 28,720.90

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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.