Home / 40,192.95-60,255.41-15,219.23

Finding the Fourth Proportional to 40,192.95, 60,255.41 and 15,219.23

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Solution

The fourth proportional to 40,192.95, 60,255.41 and 15,219.23 is: 22,815.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,192.95 : 60,255.41 = 15,219.23 : x
  2. Step 2: Convert to fraction form
    40,192.95/60,255.41 = 15,219.23/x
  3. Step 3: Cross multiply
    40,192.95x = 60,255.41 × 15,219.23
  4. Step 4: Simplify right side
    40,192.95x = 917,041,018.08
  5. Step 5: Solve for x
    x = 917,041,018.08/40,192.95
  6. Step 6: Final answer
    x = 22,815.97

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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.