Home / 30,375.87-45,565.43-9,597.75

Finding the Fourth Proportional to 30,375.87, 45,565.43 and 9,597.75

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Solution

The fourth proportional to 30,375.87, 45,565.43 and 9,597.75 is: 14,397.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,375.87 : 45,565.43 = 9,597.75 : x
  2. Step 2: Convert to fraction form
    30,375.87/45,565.43 = 9,597.75/x
  3. Step 3: Cross multiply
    30,375.87x = 45,565.43 × 9,597.75
  4. Step 4: Simplify right side
    30,375.87x = 437,325,557.79
  5. Step 5: Solve for x
    x = 437,325,557.79/30,375.87
  6. Step 6: Final answer
    x = 14,397.14

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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.