Home / 41,621.12-57,437.40-22,758.32

Finding the Fourth Proportional to 41,621.12, 57,437.40 and 22,758.32

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Solution

The fourth proportional to 41,621.12, 57,437.40 and 22,758.32 is: 31,406.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,621.12 : 57,437.40 = 22,758.32 : x
  2. Step 2: Convert to fraction form
    41,621.12/57,437.40 = 22,758.32/x
  3. Step 3: Cross multiply
    41,621.12x = 57,437.40 × 22,758.32
  4. Step 4: Simplify right side
    41,621.12x = 1,307,178,729.17
  5. Step 5: Solve for x
    x = 1,307,178,729.17/41,621.12
  6. Step 6: Final answer
    x = 31,406.62

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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.