Home / 50,572.72-75,870.60-15,515.20

Finding the Fourth Proportional to 50,572.72, 75,870.60 and 15,515.20

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Solution

The fourth proportional to 50,572.72, 75,870.60 and 15,515.20 is: 23,276.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,572.72 : 75,870.60 = 15,515.20 : x
  2. Step 2: Convert to fraction form
    50,572.72/75,870.60 = 15,515.20/x
  3. Step 3: Cross multiply
    50,572.72x = 75,870.60 × 15,515.20
  4. Step 4: Simplify right side
    50,572.72x = 1,177,147,533.12
  5. Step 5: Solve for x
    x = 1,177,147,533.12/50,572.72
  6. Step 6: Final answer
    x = 23,276.33

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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.