Home / 50,837.92-70,156.33-28,178.37

Finding the Fourth Proportional to 50,837.92, 70,156.33 and 28,178.37

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Solution

The fourth proportional to 50,837.92, 70,156.33 and 28,178.37 is: 38,886.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,837.92 : 70,156.33 = 28,178.37 : x
  2. Step 2: Convert to fraction form
    50,837.92/70,156.33 = 28,178.37/x
  3. Step 3: Cross multiply
    50,837.92x = 70,156.33 × 28,178.37
  4. Step 4: Simplify right side
    50,837.92x = 1,976,890,954.14
  5. Step 5: Solve for x
    x = 1,976,890,954.14/50,837.92
  6. Step 6: Final answer
    x = 38,886.15

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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.