Home / 14,677.15-21,988.04-11,374.09

Finding the Fourth Proportional to 14,677.15, 21,988.04 and 11,374.09

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Solution

The fourth proportional to 14,677.15, 21,988.04 and 11,374.09 is: 17,039.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,677.15 : 21,988.04 = 11,374.09 : x
  2. Step 2: Convert to fraction form
    14,677.15/21,988.04 = 11,374.09/x
  3. Step 3: Cross multiply
    14,677.15x = 21,988.04 × 11,374.09
  4. Step 4: Simplify right side
    14,677.15x = 250,094,000.85
  5. Step 5: Solve for x
    x = 250,094,000.85/14,677.15
  6. Step 6: Final answer
    x = 17,039.69

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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.