Home / 50,886.43-70,224.39-28,224.68

Finding the Fourth Proportional to 50,886.43, 70,224.39 and 28,224.68

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Solution

The fourth proportional to 50,886.43, 70,224.39 and 28,224.68 is: 38,950.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,886.43 : 70,224.39 = 28,224.68 : x
  2. Step 2: Convert to fraction form
    50,886.43/70,224.39 = 28,224.68/x
  3. Step 3: Cross multiply
    50,886.43x = 70,224.39 × 28,224.68
  4. Step 4: Simplify right side
    50,886.43x = 1,982,060,861.71
  5. Step 5: Solve for x
    x = 1,982,060,861.71/50,886.43
  6. Step 6: Final answer
    x = 38,950.68

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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.