Home / 19,742.67-29,570.67-14,206.73

Finding the Fourth Proportional to 19,742.67, 29,570.67 and 14,206.73

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Solution

The fourth proportional to 19,742.67, 29,570.67 and 14,206.73 is: 21,278.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,742.67 : 29,570.67 = 14,206.73 : x
  2. Step 2: Convert to fraction form
    19,742.67/29,570.67 = 14,206.73/x
  3. Step 3: Cross multiply
    19,742.67x = 29,570.67 × 14,206.73
  4. Step 4: Simplify right side
    19,742.67x = 420,102,524.61
  5. Step 5: Solve for x
    x = 420,102,524.61/19,742.67
  6. Step 6: Final answer
    x = 21,278.91

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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.