Home / 51,345.30-77,020.07-17,634.48

Finding the Fourth Proportional to 51,345.30, 77,020.07 and 17,634.48

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Solution

The fourth proportional to 51,345.30, 77,020.07 and 17,634.48 is: 26,452.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,345.30 : 77,020.07 = 17,634.48 : x
  2. Step 2: Convert to fraction form
    51,345.30/77,020.07 = 17,634.48/x
  3. Step 3: Cross multiply
    51,345.30x = 77,020.07 × 17,634.48
  4. Step 4: Simplify right side
    51,345.30x = 1,358,208,884.01
  5. Step 5: Solve for x
    x = 1,358,208,884.01/51,345.30
  6. Step 6: Final answer
    x = 26,452.45

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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.