Home / 37,309.74-51,488.67-20,314.68

Finding the Fourth Proportional to 37,309.74, 51,488.67 and 20,314.68

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Solution

The fourth proportional to 37,309.74, 51,488.67 and 20,314.68 is: 28,034.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,309.74 : 51,488.67 = 20,314.68 : x
  2. Step 2: Convert to fraction form
    37,309.74/51,488.67 = 20,314.68/x
  3. Step 3: Cross multiply
    37,309.74x = 51,488.67 × 20,314.68
  4. Step 4: Simplify right side
    37,309.74x = 1,045,975,854.68
  5. Step 5: Solve for x
    x = 1,045,975,854.68/37,309.74
  6. Step 6: Final answer
    x = 28,034.93

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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.