Home / 37,666.52-51,981.30-20,671.36

Finding the Fourth Proportional to 37,666.52, 51,981.30 and 20,671.36

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Solution

The fourth proportional to 37,666.52, 51,981.30 and 20,671.36 is: 28,527.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,666.52 : 51,981.30 = 20,671.36 : x
  2. Step 2: Convert to fraction form
    37,666.52/51,981.30 = 20,671.36/x
  3. Step 3: Cross multiply
    37,666.52x = 51,981.30 × 20,671.36
  4. Step 4: Simplify right side
    37,666.52x = 1,074,524,165.57
  5. Step 5: Solve for x
    x = 1,074,524,165.57/37,666.52
  6. Step 6: Final answer
    x = 28,527.30

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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.