Home / 35,564.02-49,077.40-19,645.90

Finding the Fourth Proportional to 35,564.02, 49,077.40 and 19,645.90

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Solution

The fourth proportional to 35,564.02, 49,077.40 and 19,645.90 is: 27,110.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,564.02 : 49,077.40 = 19,645.90 : x
  2. Step 2: Convert to fraction form
    35,564.02/49,077.40 = 19,645.90/x
  3. Step 3: Cross multiply
    35,564.02x = 49,077.40 × 19,645.90
  4. Step 4: Simplify right side
    35,564.02x = 964,169,692.66
  5. Step 5: Solve for x
    x = 964,169,692.66/35,564.02
  6. Step 6: Final answer
    x = 27,110.82

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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.