Home / 18,021.50-24,869.40-10,063.84

Finding the Fourth Proportional to 18,021.50, 24,869.40 and 10,063.84

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Solution

The fourth proportional to 18,021.50, 24,869.40 and 10,063.84 is: 13,887.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,021.50 : 24,869.40 = 10,063.84 : x
  2. Step 2: Convert to fraction form
    18,021.50/24,869.40 = 10,063.84/x
  3. Step 3: Cross multiply
    18,021.50x = 24,869.40 × 10,063.84
  4. Step 4: Simplify right side
    18,021.50x = 250,281,662.50
  5. Step 5: Solve for x
    x = 250,281,662.50/18,021.50
  6. Step 6: Final answer
    x = 13,887.95

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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.