Home / 50,318.04-75,479.58-19,155.72

Finding the Fourth Proportional to 50,318.04, 75,479.58 and 19,155.72

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Solution

The fourth proportional to 50,318.04, 75,479.58 and 19,155.72 is: 28,734.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,318.04 : 75,479.58 = 19,155.72 : x
  2. Step 2: Convert to fraction form
    50,318.04/75,479.58 = 19,155.72/x
  3. Step 3: Cross multiply
    50,318.04x = 75,479.58 × 19,155.72
  4. Step 4: Simplify right side
    50,318.04x = 1,445,865,700.20
  5. Step 5: Solve for x
    x = 1,445,865,700.20/50,318.04
  6. Step 6: Final answer
    x = 28,734.54

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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.