Home / 14,211.76-19,602.06-9,487.84

Finding the Fourth Proportional to 14,211.76, 19,602.06 and 9,487.84

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Solution

The fourth proportional to 14,211.76, 19,602.06 and 9,487.84 is: 13,086.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,211.76 : 19,602.06 = 9,487.84 : x
  2. Step 2: Convert to fraction form
    14,211.76/19,602.06 = 9,487.84/x
  3. Step 3: Cross multiply
    14,211.76x = 19,602.06 × 9,487.84
  4. Step 4: Simplify right side
    14,211.76x = 185,981,208.95
  5. Step 5: Solve for x
    x = 185,981,208.95/14,211.76
  6. Step 6: Final answer
    x = 13,086.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.