Home / 14,013.36-21,007.08-5,254.02

Finding the Fourth Proportional to 14,013.36, 21,007.08 and 5,254.02

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Solution

The fourth proportional to 14,013.36, 21,007.08 and 5,254.02 is: 7,876.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,013.36 : 21,007.08 = 5,254.02 : x
  2. Step 2: Convert to fraction form
    14,013.36/21,007.08 = 5,254.02/x
  3. Step 3: Cross multiply
    14,013.36x = 21,007.08 × 5,254.02
  4. Step 4: Simplify right side
    14,013.36x = 110,371,618.46
  5. Step 5: Solve for x
    x = 110,371,618.46/14,013.36
  6. Step 6: Final answer
    x = 7,876.17

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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.