Home / 13,941.29-19,239.02-7,567.89

Finding the Fourth Proportional to 13,941.29, 19,239.02 and 7,567.89

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Solution

The fourth proportional to 13,941.29, 19,239.02 and 7,567.89 is: 10,443.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,941.29 : 19,239.02 = 7,567.89 : x
  2. Step 2: Convert to fraction form
    13,941.29/19,239.02 = 7,567.89/x
  3. Step 3: Cross multiply
    13,941.29x = 19,239.02 × 7,567.89
  4. Step 4: Simplify right side
    13,941.29x = 145,598,784.10
  5. Step 5: Solve for x
    x = 145,598,784.10/13,941.29
  6. Step 6: Final answer
    x = 10,443.71

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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.