Home / 18,028.50-24,856.65-13,933.14

Finding the Fourth Proportional to 18,028.50, 24,856.65 and 13,933.14

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Solution

The fourth proportional to 18,028.50, 24,856.65 and 13,933.14 is: 19,210.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,028.50 : 24,856.65 = 13,933.14 : x
  2. Step 2: Convert to fraction form
    18,028.50/24,856.65 = 13,933.14/x
  3. Step 3: Cross multiply
    18,028.50x = 24,856.65 × 13,933.14
  4. Step 4: Simplify right side
    18,028.50x = 346,331,184.38
  5. Step 5: Solve for x
    x = 346,331,184.38/18,028.50
  6. Step 6: Final answer
    x = 19,210.21

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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.