Home / 32,738.16-45,177.34-20,012.66

Finding the Fourth Proportional to 32,738.16, 45,177.34 and 20,012.66

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Solution

The fourth proportional to 32,738.16, 45,177.34 and 20,012.66 is: 27,616.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,738.16 : 45,177.34 = 20,012.66 : x
  2. Step 2: Convert to fraction form
    32,738.16/45,177.34 = 20,012.66/x
  3. Step 3: Cross multiply
    32,738.16x = 45,177.34 × 20,012.66
  4. Step 4: Simplify right side
    32,738.16x = 904,118,745.12
  5. Step 5: Solve for x
    x = 904,118,745.12/32,738.16
  6. Step 6: Final answer
    x = 27,616.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.