Home / 19,471.24-29,181.48-8,937.46

Finding the Fourth Proportional to 19,471.24, 29,181.48 and 8,937.46

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Solution

The fourth proportional to 19,471.24, 29,181.48 and 8,937.46 is: 13,394.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,471.24 : 29,181.48 = 8,937.46 : x
  2. Step 2: Convert to fraction form
    19,471.24/29,181.48 = 8,937.46/x
  3. Step 3: Cross multiply
    19,471.24x = 29,181.48 × 8,937.46
  4. Step 4: Simplify right side
    19,471.24x = 260,808,310.24
  5. Step 5: Solve for x
    x = 260,808,310.24/19,471.24
  6. Step 6: Final answer
    x = 13,394.54

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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.