Home / 25,178.50-34,746.39-14,000.50

Finding the Fourth Proportional to 25,178.50, 34,746.39 and 14,000.50

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Solution

The fourth proportional to 25,178.50, 34,746.39 and 14,000.50 is: 19,320.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,178.50 : 34,746.39 = 14,000.50 : x
  2. Step 2: Convert to fraction form
    25,178.50/34,746.39 = 14,000.50/x
  3. Step 3: Cross multiply
    25,178.50x = 34,746.39 × 14,000.50
  4. Step 4: Simplify right side
    25,178.50x = 486,466,833.20
  5. Step 5: Solve for x
    x = 486,466,833.20/25,178.50
  6. Step 6: Final answer
    x = 19,320.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.