Home / 35,790.08-49,390.02-19,874.57

Finding the Fourth Proportional to 35,790.08, 49,390.02 and 19,874.57

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Solution

The fourth proportional to 35,790.08, 49,390.02 and 19,874.57 is: 27,426.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,790.08 : 49,390.02 = 19,874.57 : x
  2. Step 2: Convert to fraction form
    35,790.08/49,390.02 = 19,874.57/x
  3. Step 3: Cross multiply
    35,790.08x = 49,390.02 × 19,874.57
  4. Step 4: Simplify right side
    35,790.08x = 981,605,162.84
  5. Step 5: Solve for x
    x = 981,605,162.84/35,790.08
  6. Step 6: Final answer
    x = 27,426.74

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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.