Home / 19,505.54-29,259.03-9,114.50

Finding the Fourth Proportional to 19,505.54, 29,259.03 and 9,114.50

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Solution

The fourth proportional to 19,505.54, 29,259.03 and 9,114.50 is: 13,672.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,505.54 : 29,259.03 = 9,114.50 : x
  2. Step 2: Convert to fraction form
    19,505.54/29,259.03 = 9,114.50/x
  3. Step 3: Cross multiply
    19,505.54x = 29,259.03 × 9,114.50
  4. Step 4: Simplify right side
    19,505.54x = 266,681,428.94
  5. Step 5: Solve for x
    x = 266,681,428.94/19,505.54
  6. Step 6: Final answer
    x = 13,672.09

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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.