Home / 35,579.02-49,098.30-19,663.12

Finding the Fourth Proportional to 35,579.02, 49,098.30 and 19,663.12

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Solution

The fourth proportional to 35,579.02, 49,098.30 and 19,663.12 is: 27,134.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,579.02 : 49,098.30 = 19,663.12 : x
  2. Step 2: Convert to fraction form
    35,579.02/49,098.30 = 19,663.12/x
  3. Step 3: Cross multiply
    35,579.02x = 49,098.30 × 19,663.12
  4. Step 4: Simplify right side
    35,579.02x = 965,425,764.70
  5. Step 5: Solve for x
    x = 965,425,764.70/35,579.02
  6. Step 6: Final answer
    x = 27,134.69

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1.5x scale

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.