Home / 30,282.72-45,426.36-8,095.62

Finding the Fourth Proportional to 30,282.72, 45,426.36 and 8,095.62

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Solution

The fourth proportional to 30,282.72, 45,426.36 and 8,095.62 is: 12,144.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,282.72 : 45,426.36 = 8,095.62 : x
  2. Step 2: Convert to fraction form
    30,282.72/45,426.36 = 8,095.62/x
  3. Step 3: Cross multiply
    30,282.72x = 45,426.36 × 8,095.62
  4. Step 4: Simplify right side
    30,282.72x = 367,754,548.54
  5. Step 5: Solve for x
    x = 367,754,548.54/30,282.72
  6. Step 6: Final answer
    x = 12,144.04

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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.