Home / 35,642.61-49,187.55-19,727.73

Finding the Fourth Proportional to 35,642.61, 49,187.55 and 19,727.73

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Solution

The fourth proportional to 35,642.61, 49,187.55 and 19,727.73 is: 27,224.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,642.61 : 49,187.55 = 19,727.73 : x
  2. Step 2: Convert to fraction form
    35,642.61/49,187.55 = 19,727.73/x
  3. Step 3: Cross multiply
    35,642.61x = 49,187.55 × 19,727.73
  4. Step 4: Simplify right side
    35,642.61x = 970,358,705.76
  5. Step 5: Solve for x
    x = 970,358,705.76/35,642.61
  6. Step 6: Final answer
    x = 27,224.68

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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.