Home / 48,282.11-66,647.44-28,145.31

Finding the Fourth Proportional to 48,282.11, 66,647.44 and 28,145.31

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Solution

The fourth proportional to 48,282.11, 66,647.44 and 28,145.31 is: 38,851.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,282.11 : 66,647.44 = 28,145.31 : x
  2. Step 2: Convert to fraction form
    48,282.11/66,647.44 = 28,145.31/x
  3. Step 3: Cross multiply
    48,282.11x = 66,647.44 × 28,145.31
  4. Step 4: Simplify right side
    48,282.11x = 1,875,812,644.76
  5. Step 5: Solve for x
    x = 1,875,812,644.76/48,282.11
  6. Step 6: Final answer
    x = 38,851.09

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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.