Home / 36,718.04-54,932.88-28,334.72

Finding the Fourth Proportional to 36,718.04, 54,932.88 and 28,334.72

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Solution

The fourth proportional to 36,718.04, 54,932.88 and 28,334.72 is: 42,390.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,718.04 : 54,932.88 = 28,334.72 : x
  2. Step 2: Convert to fraction form
    36,718.04/54,932.88 = 28,334.72/x
  3. Step 3: Cross multiply
    36,718.04x = 54,932.88 × 28,334.72
  4. Step 4: Simplify right side
    36,718.04x = 1,556,507,773.59
  5. Step 5: Solve for x
    x = 1,556,507,773.59/36,718.04
  6. Step 6: Final answer
    x = 42,390.82

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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.