Home / 37,873.52-52,267.80-20,877.68

Finding the Fourth Proportional to 37,873.52, 52,267.80 and 20,877.68

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Solution

The fourth proportional to 37,873.52, 52,267.80 and 20,877.68 is: 28,812.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,873.52 : 52,267.80 = 20,877.68 : x
  2. Step 2: Convert to fraction form
    37,873.52/52,267.80 = 20,877.68/x
  3. Step 3: Cross multiply
    37,873.52x = 52,267.80 × 20,877.68
  4. Step 4: Simplify right side
    37,873.52x = 1,091,230,402.70
  5. Step 5: Solve for x
    x = 1,091,230,402.70/37,873.52
  6. Step 6: Final answer
    x = 28,812.49

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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.