Home / 13,248.84-19,876.02-3,889.17

Finding the Fourth Proportional to 13,248.84, 19,876.02 and 3,889.17

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Solution

The fourth proportional to 13,248.84, 19,876.02 and 3,889.17 is: 5,834.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,248.84 : 19,876.02 = 3,889.17 : x
  2. Step 2: Convert to fraction form
    13,248.84/19,876.02 = 3,889.17/x
  3. Step 3: Cross multiply
    13,248.84x = 19,876.02 × 3,889.17
  4. Step 4: Simplify right side
    13,248.84x = 77,301,220.70
  5. Step 5: Solve for x
    x = 77,301,220.70/13,248.84
  6. Step 6: Final answer
    x = 5,834.57

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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.