Home / 25,710.54-38,521.80-14,031.96

Finding the Fourth Proportional to 25,710.54, 38,521.80 and 14,031.96

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Solution

The fourth proportional to 25,710.54, 38,521.80 and 14,031.96 is: 21,023.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,710.54 : 38,521.80 = 14,031.96 : x
  2. Step 2: Convert to fraction form
    25,710.54/38,521.80 = 14,031.96/x
  3. Step 3: Cross multiply
    25,710.54x = 38,521.80 × 14,031.96
  4. Step 4: Simplify right side
    25,710.54x = 540,536,356.73
  5. Step 5: Solve for x
    x = 540,536,356.73/25,710.54
  6. Step 6: Final answer
    x = 21,023.92

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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.