Home / 37,519.50-51,778.53-20,752.50

Finding the Fourth Proportional to 37,519.50, 51,778.53 and 20,752.50

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Solution

The fourth proportional to 37,519.50, 51,778.53 and 20,752.50 is: 28,639.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,519.50 : 51,778.53 = 20,752.50 : x
  2. Step 2: Convert to fraction form
    37,519.50/51,778.53 = 20,752.50/x
  3. Step 3: Cross multiply
    37,519.50x = 51,778.53 × 20,752.50
  4. Step 4: Simplify right side
    37,519.50x = 1,074,533,943.83
  5. Step 5: Solve for x
    x = 1,074,533,943.83/37,519.50
  6. Step 6: Final answer
    x = 28,639.35

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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.