Home / 40,531.89-55,933.29-22,631.16

Finding the Fourth Proportional to 40,531.89, 55,933.29 and 22,631.16

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Solution

The fourth proportional to 40,531.89, 55,933.29 and 22,631.16 is: 31,230.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,531.89 : 55,933.29 = 22,631.16 : x
  2. Step 2: Convert to fraction form
    40,531.89/55,933.29 = 22,631.16/x
  3. Step 3: Cross multiply
    40,531.89x = 55,933.29 × 22,631.16
  4. Step 4: Simplify right side
    40,531.89x = 1,265,835,235.32
  5. Step 5: Solve for x
    x = 1,265,835,235.32/40,531.89
  6. Step 6: Final answer
    x = 31,230.60

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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.