Home / 40,520.56-55,916.02-22,614.16

Finding the Fourth Proportional to 40,520.56, 55,916.02 and 22,614.16

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Solution

The fourth proportional to 40,520.56, 55,916.02 and 22,614.16 is: 31,206.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,520.56 : 55,916.02 = 22,614.16 : x
  2. Step 2: Convert to fraction form
    40,520.56/55,916.02 = 22,614.16/x
  3. Step 3: Cross multiply
    40,520.56x = 55,916.02 × 22,614.16
  4. Step 4: Simplify right side
    40,520.56x = 1,264,493,822.84
  5. Step 5: Solve for x
    x = 1,264,493,822.84/40,520.56
  6. Step 6: Final answer
    x = 31,206.23

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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.