Home / 19,380.34-29,064.55-6,229.18

Finding the Fourth Proportional to 19,380.34, 29,064.55 and 6,229.18

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Solution

The fourth proportional to 19,380.34, 29,064.55 and 6,229.18 is: 9,341.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,380.34 : 29,064.55 = 6,229.18 : x
  2. Step 2: Convert to fraction form
    19,380.34/29,064.55 = 6,229.18/x
  3. Step 3: Cross multiply
    19,380.34x = 29,064.55 × 6,229.18
  4. Step 4: Simplify right side
    19,380.34x = 181,048,313.57
  5. Step 5: Solve for x
    x = 181,048,313.57/19,380.34
  6. Step 6: Final answer
    x = 9,341.85

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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.