Home / 37,908.41-52,313.45-20,913.71

Finding the Fourth Proportional to 37,908.41, 52,313.45 and 20,913.71

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Solution

The fourth proportional to 37,908.41, 52,313.45 and 20,913.71 is: 28,860.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,908.41 : 52,313.45 = 20,913.71 : x
  2. Step 2: Convert to fraction form
    37,908.41/52,313.45 = 20,913.71/x
  3. Step 3: Cross multiply
    37,908.41x = 52,313.45 × 20,913.71
  4. Step 4: Simplify right side
    37,908.41x = 1,094,068,322.40
  5. Step 5: Solve for x
    x = 1,094,068,322.40/37,908.41
  6. Step 6: Final answer
    x = 28,860.83

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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.