Home / 30,061.08-45,079.07-8,993.52

Finding the Fourth Proportional to 30,061.08, 45,079.07 and 8,993.52

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Solution

The fourth proportional to 30,061.08, 45,079.07 and 8,993.52 is: 13,486.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,061.08 : 45,079.07 = 8,993.52 : x
  2. Step 2: Convert to fraction form
    30,061.08/45,079.07 = 8,993.52/x
  3. Step 3: Cross multiply
    30,061.08x = 45,079.07 × 8,993.52
  4. Step 4: Simplify right side
    30,061.08x = 405,419,472.66
  5. Step 5: Solve for x
    x = 405,419,472.66/30,061.08
  6. Step 6: Final answer
    x = 13,486.52

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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.