Home / 40,264.56-55,580.72-30,222.11

Finding the Fourth Proportional to 40,264.56, 55,580.72 and 30,222.11

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Solution

The fourth proportional to 40,264.56, 55,580.72 and 30,222.11 is: 41,718.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,264.56 : 55,580.72 = 30,222.11 : x
  2. Step 2: Convert to fraction form
    40,264.56/55,580.72 = 30,222.11/x
  3. Step 3: Cross multiply
    40,264.56x = 55,580.72 × 30,222.11
  4. Step 4: Simplify right side
    40,264.56x = 1,679,766,621.56
  5. Step 5: Solve for x
    x = 1,679,766,621.56/40,264.56
  6. Step 6: Final answer
    x = 41,718.24

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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.