Home / 25,702.20-38,564.10-14,023.80

Finding the Fourth Proportional to 25,702.20, 38,564.10 and 14,023.80

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Solution

The fourth proportional to 25,702.20, 38,564.10 and 14,023.80 is: 21,041.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,702.20 : 38,564.10 = 14,023.80 : x
  2. Step 2: Convert to fraction form
    25,702.20/38,564.10 = 14,023.80/x
  3. Step 3: Cross multiply
    25,702.20x = 38,564.10 × 14,023.80
  4. Step 4: Simplify right side
    25,702.20x = 540,815,225.58
  5. Step 5: Solve for x
    x = 540,815,225.58/25,702.20
  6. Step 6: Final answer
    x = 21,041.59

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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.