Home / 31,197.84-43,053.87-19,098.08

Finding the Fourth Proportional to 31,197.84, 43,053.87 and 19,098.08

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Solution

The fourth proportional to 31,197.84, 43,053.87 and 19,098.08 is: 26,355.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,197.84 : 43,053.87 = 19,098.08 : x
  2. Step 2: Convert to fraction form
    31,197.84/43,053.87 = 19,098.08/x
  3. Step 3: Cross multiply
    31,197.84x = 43,053.87 × 19,098.08
  4. Step 4: Simplify right side
    31,197.84x = 822,246,253.57
  5. Step 5: Solve for x
    x = 822,246,253.57/31,197.84
  6. Step 6: Final answer
    x = 26,355.87

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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.