Home / 38,726.55-58,085.21-10,649.46

Finding the Fourth Proportional to 38,726.55, 58,085.21 and 10,649.46

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Solution

The fourth proportional to 38,726.55, 58,085.21 and 10,649.46 is: 15,972.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,726.55 : 58,085.21 = 10,649.46 : x
  2. Step 2: Convert to fraction form
    38,726.55/58,085.21 = 10,649.46/x
  3. Step 3: Cross multiply
    38,726.55x = 58,085.21 × 10,649.46
  4. Step 4: Simplify right side
    38,726.55x = 618,576,120.49
  5. Step 5: Solve for x
    x = 618,576,120.49/38,726.55
  6. Step 6: Final answer
    x = 15,972.92

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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.