Home / 41,621.28-57,437.36-22,758.40

Finding the Fourth Proportional to 41,621.28, 57,437.36 and 22,758.40

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Solution

The fourth proportional to 41,621.28, 57,437.36 and 22,758.40 is: 31,406.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,621.28 : 57,437.36 = 22,758.40 : x
  2. Step 2: Convert to fraction form
    41,621.28/57,437.36 = 22,758.40/x
  3. Step 3: Cross multiply
    41,621.28x = 57,437.36 × 22,758.40
  4. Step 4: Simplify right side
    41,621.28x = 1,307,182,413.82
  5. Step 5: Solve for x
    x = 1,307,182,413.82/41,621.28
  6. Step 6: Final answer
    x = 31,406.59

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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.