Home / 50,885.60-70,222.32-28,226.68

Finding the Fourth Proportional to 50,885.60, 70,222.32 and 28,226.68

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Solution

The fourth proportional to 50,885.60, 70,222.32 and 28,226.68 is: 38,952.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,885.60 : 70,222.32 = 28,226.68 : x
  2. Step 2: Convert to fraction form
    50,885.60/70,222.32 = 28,226.68/x
  3. Step 3: Cross multiply
    50,885.60x = 70,222.32 × 28,226.68
  4. Step 4: Simplify right side
    50,885.60x = 1,982,142,955.50
  5. Step 5: Solve for x
    x = 1,982,142,955.50/50,885.60
  6. Step 6: Final answer
    x = 38,952.92

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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.