Home / 34,418.52-51,497.36-20,386.08

Finding the Fourth Proportional to 34,418.52, 51,497.36 and 20,386.08

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Solution

The fourth proportional to 34,418.52, 51,497.36 and 20,386.08 is: 30,501.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,418.52 : 51,497.36 = 20,386.08 : x
  2. Step 2: Convert to fraction form
    34,418.52/51,497.36 = 20,386.08/x
  3. Step 3: Cross multiply
    34,418.52x = 51,497.36 × 20,386.08
  4. Step 4: Simplify right side
    34,418.52x = 1,049,829,300.75
  5. Step 5: Solve for x
    x = 1,049,829,300.75/34,418.52
  6. Step 6: Final answer
    x = 30,501.87

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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.