Home / 19,491.60-29,241.75-9,097.68

Finding the Fourth Proportional to 19,491.60, 29,241.75 and 9,097.68

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Solution

The fourth proportional to 19,491.60, 29,241.75 and 9,097.68 is: 13,648.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,491.60 : 29,241.75 = 9,097.68 : x
  2. Step 2: Convert to fraction form
    19,491.60/29,241.75 = 9,097.68/x
  3. Step 3: Cross multiply
    19,491.60x = 29,241.75 × 9,097.68
  4. Step 4: Simplify right side
    19,491.60x = 266,032,084.14
  5. Step 5: Solve for x
    x = 266,032,084.14/19,491.60
  6. Step 6: Final answer
    x = 13,648.55

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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.