Home / 14,410.70-21,618.68-7,015.18

Finding the Fourth Proportional to 14,410.70, 21,618.68 and 7,015.18

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Solution

The fourth proportional to 14,410.70, 21,618.68 and 7,015.18 is: 10,524.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,410.70 : 21,618.68 = 7,015.18 : x
  2. Step 2: Convert to fraction form
    14,410.70/21,618.68 = 7,015.18/x
  3. Step 3: Cross multiply
    14,410.70x = 21,618.68 × 7,015.18
  4. Step 4: Simplify right side
    14,410.70x = 151,658,931.56
  5. Step 5: Solve for x
    x = 151,658,931.56/14,410.70
  6. Step 6: Final answer
    x = 10,524.05

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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.