Home / 37,441.76-51,668.64-20,674.40

Finding the Fourth Proportional to 37,441.76, 51,668.64 and 20,674.40

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Solution

The fourth proportional to 37,441.76, 51,668.64 and 20,674.40 is: 28,530.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,441.76 : 51,668.64 = 20,674.40 : x
  2. Step 2: Convert to fraction form
    37,441.76/51,668.64 = 20,674.40/x
  3. Step 3: Cross multiply
    37,441.76x = 51,668.64 × 20,674.40
  4. Step 4: Simplify right side
    37,441.76x = 1,068,218,130.82
  5. Step 5: Solve for x
    x = 1,068,218,130.82/37,441.76
  6. Step 6: Final answer
    x = 28,530.13

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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.