Home / 35,519.41-49,016.89-19,386.87

Finding the Fourth Proportional to 35,519.41, 49,016.89 and 19,386.87

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Solution

The fourth proportional to 35,519.41, 49,016.89 and 19,386.87 is: 26,753.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,519.41 : 49,016.89 = 19,386.87 : x
  2. Step 2: Convert to fraction form
    35,519.41/49,016.89 = 19,386.87/x
  3. Step 3: Cross multiply
    35,519.41x = 49,016.89 × 19,386.87
  4. Step 4: Simplify right side
    35,519.41x = 950,284,074.23
  5. Step 5: Solve for x
    x = 950,284,074.23/35,519.41
  6. Step 6: Final answer
    x = 26,753.94

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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.