Home / 34,151.73-51,215.28-14,431.82

Finding the Fourth Proportional to 34,151.73, 51,215.28 and 14,431.82

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Solution

The fourth proportional to 34,151.73, 51,215.28 and 14,431.82 is: 21,642.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,151.73 : 51,215.28 = 14,431.82 : x
  2. Step 2: Convert to fraction form
    34,151.73/51,215.28 = 14,431.82/x
  3. Step 3: Cross multiply
    34,151.73x = 51,215.28 × 14,431.82
  4. Step 4: Simplify right side
    34,151.73x = 739,129,392.01
  5. Step 5: Solve for x
    x = 739,129,392.01/34,151.73
  6. Step 6: Final answer
    x = 21,642.52

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1.5x scale

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.