Home / 40,287.22-60,432.08-19,229.50

Finding the Fourth Proportional to 40,287.22, 60,432.08 and 19,229.50

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Solution

The fourth proportional to 40,287.22, 60,432.08 and 19,229.50 is: 28,844.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,287.22 : 60,432.08 = 19,229.50 : x
  2. Step 2: Convert to fraction form
    40,287.22/60,432.08 = 19,229.50/x
  3. Step 3: Cross multiply
    40,287.22x = 60,432.08 × 19,229.50
  4. Step 4: Simplify right side
    40,287.22x = 1,162,078,661.75
  5. Step 5: Solve for x
    x = 1,162,078,661.75/40,287.22
  6. Step 6: Final answer
    x = 28,844.84

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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.