Home / 38,726.52-58,083.75-10,648.68

Finding the Fourth Proportional to 38,726.52, 58,083.75 and 10,648.68

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Solution

The fourth proportional to 38,726.52, 58,083.75 and 10,648.68 is: 15,971.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,726.52 : 58,083.75 = 10,648.68 : x
  2. Step 2: Convert to fraction form
    38,726.52/58,083.75 = 10,648.68/x
  3. Step 3: Cross multiply
    38,726.52x = 58,083.75 × 10,648.68
  4. Step 4: Simplify right side
    38,726.52x = 618,515,266.95
  5. Step 5: Solve for x
    x = 618,515,266.95/38,726.52
  6. Step 6: Final answer
    x = 15,971.36

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1.5x scale

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.