Home / 12,838.69-19,253.17-5,043.25

Finding the Fourth Proportional to 12,838.69, 19,253.17 and 5,043.25

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Solution

The fourth proportional to 12,838.69, 19,253.17 and 5,043.25 is: 7,562.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,838.69 : 19,253.17 = 5,043.25 : x
  2. Step 2: Convert to fraction form
    12,838.69/19,253.17 = 5,043.25/x
  3. Step 3: Cross multiply
    12,838.69x = 19,253.17 × 5,043.25
  4. Step 4: Simplify right side
    12,838.69x = 97,098,549.60
  5. Step 5: Solve for x
    x = 97,098,549.60/12,838.69
  6. Step 6: Final answer
    x = 7,562.96

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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.