Home / 37,865.23-52,251.88-20,869.42

Finding the Fourth Proportional to 37,865.23, 52,251.88 and 20,869.42

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Solution

The fourth proportional to 37,865.23, 52,251.88 and 20,869.42 is: 28,798.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,865.23 : 52,251.88 = 20,869.42 : x
  2. Step 2: Convert to fraction form
    37,865.23/52,251.88 = 20,869.42/x
  3. Step 3: Cross multiply
    37,865.23x = 52,251.88 × 20,869.42
  4. Step 4: Simplify right side
    37,865.23x = 1,090,466,429.51
  5. Step 5: Solve for x
    x = 1,090,466,429.51/37,865.23
  6. Step 6: Final answer
    x = 28,798.62

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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.