Home / 19,471.83-29,217.29-12,074.37

Finding the Fourth Proportional to 19,471.83, 29,217.29 and 12,074.37

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Solution

The fourth proportional to 19,471.83, 29,217.29 and 12,074.37 is: 18,117.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,471.83 : 29,217.29 = 12,074.37 : x
  2. Step 2: Convert to fraction form
    19,471.83/29,217.29 = 12,074.37/x
  3. Step 3: Cross multiply
    19,471.83x = 29,217.29 × 12,074.37
  4. Step 4: Simplify right side
    19,471.83x = 352,780,309.49
  5. Step 5: Solve for x
    x = 352,780,309.49/19,471.83
  6. Step 6: Final answer
    x = 18,117.47

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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.