Home / 34,065.12-51,117.54-14,342.52

Finding the Fourth Proportional to 34,065.12, 51,117.54 and 14,342.52

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Solution

The fourth proportional to 34,065.12, 51,117.54 and 14,342.52 is: 21,522.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,065.12 : 51,117.54 = 14,342.52 : x
  2. Step 2: Convert to fraction form
    34,065.12/51,117.54 = 14,342.52/x
  3. Step 3: Cross multiply
    34,065.12x = 51,117.54 × 14,342.52
  4. Step 4: Simplify right side
    34,065.12x = 733,154,339.80
  5. Step 5: Solve for x
    x = 733,154,339.80/34,065.12
  6. Step 6: Final answer
    x = 21,522.14

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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.