Home / 37,756.61-52,104.32-20,761.95

Finding the Fourth Proportional to 37,756.61, 52,104.32 and 20,761.95

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Solution

The fourth proportional to 37,756.61, 52,104.32 and 20,761.95 is: 28,651.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,756.61 : 52,104.32 = 20,761.95 : x
  2. Step 2: Convert to fraction form
    37,756.61/52,104.32 = 20,761.95/x
  3. Step 3: Cross multiply
    37,756.61x = 52,104.32 × 20,761.95
  4. Step 4: Simplify right side
    37,756.61x = 1,081,787,182.81
  5. Step 5: Solve for x
    x = 1,081,787,182.81/37,756.61
  6. Step 6: Final answer
    x = 28,651.60

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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.