Home / 40,782.02-56,280.78-22,632.62

Finding the Fourth Proportional to 40,782.02, 56,280.78 and 22,632.62

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Solution

The fourth proportional to 40,782.02, 56,280.78 and 22,632.62 is: 31,233.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,782.02 : 56,280.78 = 22,632.62 : x
  2. Step 2: Convert to fraction form
    40,782.02/56,280.78 = 22,632.62/x
  3. Step 3: Cross multiply
    40,782.02x = 56,280.78 × 22,632.62
  4. Step 4: Simplify right side
    40,782.02x = 1,273,781,507.04
  5. Step 5: Solve for x
    x = 1,273,781,507.04/40,782.02
  6. Step 6: Final answer
    x = 31,233.90

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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.