Home / 14,008.05-19,322.69-11,019.15

Finding the Fourth Proportional to 14,008.05, 19,322.69 and 11,019.15

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Solution

The fourth proportional to 14,008.05, 19,322.69 and 11,019.15 is: 15,199.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,008.05 : 19,322.69 = 11,019.15 : x
  2. Step 2: Convert to fraction form
    14,008.05/19,322.69 = 11,019.15/x
  3. Step 3: Cross multiply
    14,008.05x = 19,322.69 × 11,019.15
  4. Step 4: Simplify right side
    14,008.05x = 212,919,564.42
  5. Step 5: Solve for x
    x = 212,919,564.42/14,008.05
  6. Step 6: Final answer
    x = 15,199.80

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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.