Home / 34,641.31-51,941.13-13,556.20

Finding the Fourth Proportional to 34,641.31, 51,941.13 and 13,556.20

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Solution

The fourth proportional to 34,641.31, 51,941.13 and 13,556.20 is: 20,326.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,641.31 : 51,941.13 = 13,556.20 : x
  2. Step 2: Convert to fraction form
    34,641.31/51,941.13 = 13,556.20/x
  3. Step 3: Cross multiply
    34,641.31x = 51,941.13 × 13,556.20
  4. Step 4: Simplify right side
    34,641.31x = 704,124,346.51
  5. Step 5: Solve for x
    x = 704,124,346.51/34,641.31
  6. Step 6: Final answer
    x = 20,326.15

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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.