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Finding the Fourth Proportional to 14,482.59, 21,701.21 and 11,560.11

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Solution

The fourth proportional to 14,482.59, 21,701.21 and 11,560.11 is: 17,322.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,482.59 : 21,701.21 = 11,560.11 : x
  2. Step 2: Convert to fraction form
    14,482.59/21,701.21 = 11,560.11/x
  3. Step 3: Cross multiply
    14,482.59x = 21,701.21 × 11,560.11
  4. Step 4: Simplify right side
    14,482.59x = 250,868,316.93
  5. Step 5: Solve for x
    x = 250,868,316.93/14,482.59
  6. Step 6: Final answer
    x = 17,322.06

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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.