Home / 14,486.82-21,730.23-9,325.50

Finding the Fourth Proportional to 14,486.82, 21,730.23 and 9,325.50

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Solution

The fourth proportional to 14,486.82, 21,730.23 and 9,325.50 is: 13,988.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,486.82 : 21,730.23 = 9,325.50 : x
  2. Step 2: Convert to fraction form
    14,486.82/21,730.23 = 9,325.50/x
  3. Step 3: Cross multiply
    14,486.82x = 21,730.23 × 9,325.50
  4. Step 4: Simplify right side
    14,486.82x = 202,645,104.59
  5. Step 5: Solve for x
    x = 202,645,104.59/14,486.82
  6. Step 6: Final answer
    x = 13,988.24

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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.