Home / 50,378.85-75,572.51-15,318.81

Finding the Fourth Proportional to 50,378.85, 75,572.51 and 15,318.81

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Solution

The fourth proportional to 50,378.85, 75,572.51 and 15,318.81 is: 22,979.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,378.85 : 75,572.51 = 15,318.81 : x
  2. Step 2: Convert to fraction form
    50,378.85/75,572.51 = 15,318.81/x
  3. Step 3: Cross multiply
    50,378.85x = 75,572.51 × 15,318.81
  4. Step 4: Simplify right side
    50,378.85x = 1,157,680,845.32
  5. Step 5: Solve for x
    x = 1,157,680,845.32/50,378.85
  6. Step 6: Final answer
    x = 22,979.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.