Home / 14,564.12-20,097.89-8,190.53

Finding the Fourth Proportional to 14,564.12, 20,097.89 and 8,190.53

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Solution

The fourth proportional to 14,564.12, 20,097.89 and 8,190.53 is: 11,302.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,564.12 : 20,097.89 = 8,190.53 : x
  2. Step 2: Convert to fraction form
    14,564.12/20,097.89 = 8,190.53/x
  3. Step 3: Cross multiply
    14,564.12x = 20,097.89 × 8,190.53
  4. Step 4: Simplify right side
    14,564.12x = 164,612,370.98
  5. Step 5: Solve for x
    x = 164,612,370.98/14,564.12
  6. Step 6: Final answer
    x = 11,302.60

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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.