Home / 14,097.30-21,151.48-5,781.30

Finding the Fourth Proportional to 14,097.30, 21,151.48 and 5,781.30

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Solution

The fourth proportional to 14,097.30, 21,151.48 and 5,781.30 is: 8,674.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,097.30 : 21,151.48 = 5,781.30 : x
  2. Step 2: Convert to fraction form
    14,097.30/21,151.48 = 5,781.30/x
  3. Step 3: Cross multiply
    14,097.30x = 21,151.48 × 5,781.30
  4. Step 4: Simplify right side
    14,097.30x = 122,283,051.32
  5. Step 5: Solve for x
    x = 122,283,051.32/14,097.30
  6. Step 6: Final answer
    x = 8,674.22

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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.