Home / 40,618.80-60,928.20-23,122.80

Finding the Fourth Proportional to 40,618.80, 60,928.20 and 23,122.80

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Solution

The fourth proportional to 40,618.80, 60,928.20 and 23,122.80 is: 34,684.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,618.80 : 60,928.20 = 23,122.80 : x
  2. Step 2: Convert to fraction form
    40,618.80/60,928.20 = 23,122.80/x
  3. Step 3: Cross multiply
    40,618.80x = 60,928.20 × 23,122.80
  4. Step 4: Simplify right side
    40,618.80x = 1,408,830,582.96
  5. Step 5: Solve for x
    x = 1,408,830,582.96/40,618.80
  6. Step 6: Final answer
    x = 34,684.20

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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.