Home / 35,564.08-49,077.12-19,649.20

Finding the Fourth Proportional to 35,564.08, 49,077.12 and 19,649.20

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Solution

The fourth proportional to 35,564.08, 49,077.12 and 19,649.20 is: 27,115.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,564.08 : 49,077.12 = 19,649.20 : x
  2. Step 2: Convert to fraction form
    35,564.08/49,077.12 = 19,649.20/x
  3. Step 3: Cross multiply
    35,564.08x = 49,077.12 × 19,649.20
  4. Step 4: Simplify right side
    35,564.08x = 964,326,146.30
  5. Step 5: Solve for x
    x = 964,326,146.30/35,564.08
  6. Step 6: Final answer
    x = 27,115.17

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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.