Home / 14,486.70-21,723.35-6,588.90

Finding the Fourth Proportional to 14,486.70, 21,723.35 and 6,588.90

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Solution

The fourth proportional to 14,486.70, 21,723.35 and 6,588.90 is: 9,880.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,486.70 : 21,723.35 = 6,588.90 : x
  2. Step 2: Convert to fraction form
    14,486.70/21,723.35 = 6,588.90/x
  3. Step 3: Cross multiply
    14,486.70x = 21,723.35 × 6,588.90
  4. Step 4: Simplify right side
    14,486.70x = 143,132,980.82
  5. Step 5: Solve for x
    x = 143,132,980.82/14,486.70
  6. Step 6: Final answer
    x = 9,880.30

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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.