Home / 40,570.18-55,986.84-22,665.19

Finding the Fourth Proportional to 40,570.18, 55,986.84 and 22,665.19

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Solution

The fourth proportional to 40,570.18, 55,986.84 and 22,665.19 is: 31,277.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,570.18 : 55,986.84 = 22,665.19 : x
  2. Step 2: Convert to fraction form
    40,570.18/55,986.84 = 22,665.19/x
  3. Step 3: Cross multiply
    40,570.18x = 55,986.84 × 22,665.19
  4. Step 4: Simplify right side
    40,570.18x = 1,268,952,366.10
  5. Step 5: Solve for x
    x = 1,268,952,366.10/40,570.18
  6. Step 6: Final answer
    x = 31,277.96

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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.