Home / 37,470.06-51,719.11-21,559.64

Finding the Fourth Proportional to 37,470.06, 51,719.11 and 21,559.64

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Solution

The fourth proportional to 37,470.06, 51,719.11 and 21,559.64 is: 29,758.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,470.06 : 51,719.11 = 21,559.64 : x
  2. Step 2: Convert to fraction form
    37,470.06/51,719.11 = 21,559.64/x
  3. Step 3: Cross multiply
    37,470.06x = 51,719.11 × 21,559.64
  4. Step 4: Simplify right side
    37,470.06x = 1,115,045,080.23
  5. Step 5: Solve for x
    x = 1,115,045,080.23/37,470.06
  6. Step 6: Final answer
    x = 29,758.29

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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.