Home / 25,434.98-38,103.27-14,307.86

Finding the Fourth Proportional to 25,434.98, 38,103.27 and 14,307.86

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Solution

The fourth proportional to 25,434.98, 38,103.27 and 14,307.86 is: 21,434.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,434.98 : 38,103.27 = 14,307.86 : x
  2. Step 2: Convert to fraction form
    25,434.98/38,103.27 = 14,307.86/x
  3. Step 3: Cross multiply
    25,434.98x = 38,103.27 × 14,307.86
  4. Step 4: Simplify right side
    25,434.98x = 545,176,252.70
  5. Step 5: Solve for x
    x = 545,176,252.70/25,434.98
  6. Step 6: Final answer
    x = 21,434.11

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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.