Home / 35,691.58-49,252.94-19,775.08

Finding the Fourth Proportional to 35,691.58, 49,252.94 and 19,775.08

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Solution

The fourth proportional to 35,691.58, 49,252.94 and 19,775.08 is: 27,288.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,691.58 : 49,252.94 = 19,775.08 : x
  2. Step 2: Convert to fraction form
    35,691.58/49,252.94 = 19,775.08/x
  3. Step 3: Cross multiply
    35,691.58x = 49,252.94 × 19,775.08
  4. Step 4: Simplify right side
    35,691.58x = 973,980,828.74
  5. Step 5: Solve for x
    x = 973,980,828.74/35,691.58
  6. Step 6: Final answer
    x = 27,288.81

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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.