Home / 36,151.08-49,886.15-20,235.39

Finding the Fourth Proportional to 36,151.08, 49,886.15 and 20,235.39

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Solution

The fourth proportional to 36,151.08, 49,886.15 and 20,235.39 is: 27,923.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,151.08 : 49,886.15 = 20,235.39 : x
  2. Step 2: Convert to fraction form
    36,151.08/49,886.15 = 20,235.39/x
  3. Step 3: Cross multiply
    36,151.08x = 49,886.15 × 20,235.39
  4. Step 4: Simplify right side
    36,151.08x = 1,009,465,599.67
  5. Step 5: Solve for x
    x = 1,009,465,599.67/36,151.08
  6. Step 6: Final answer
    x = 27,923.53

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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.