Home / 25,228.63-34,815.76-13,898.53

Finding the Fourth Proportional to 25,228.63, 34,815.76 and 13,898.53

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Solution

The fourth proportional to 25,228.63, 34,815.76 and 13,898.53 is: 19,180.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,228.63 : 34,815.76 = 13,898.53 : x
  2. Step 2: Convert to fraction form
    25,228.63/34,815.76 = 13,898.53/x
  3. Step 3: Cross multiply
    25,228.63x = 34,815.76 × 13,898.53
  4. Step 4: Simplify right side
    25,228.63x = 483,887,893.61
  5. Step 5: Solve for x
    x = 483,887,893.61/25,228.63
  6. Step 6: Final answer
    x = 19,180.11

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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.