Home / 34,386.07-51,587.25-13,326.61

Finding the Fourth Proportional to 34,386.07, 51,587.25 and 13,326.61

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Solution

The fourth proportional to 34,386.07, 51,587.25 and 13,326.61 is: 19,993.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,386.07 : 51,587.25 = 13,326.61 : x
  2. Step 2: Convert to fraction form
    34,386.07/51,587.25 = 13,326.61/x
  3. Step 3: Cross multiply
    34,386.07x = 51,587.25 × 13,326.61
  4. Step 4: Simplify right side
    34,386.07x = 687,483,161.72
  5. Step 5: Solve for x
    x = 687,483,161.72/34,386.07
  6. Step 6: Final answer
    x = 19,993.07

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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.