Home / 35,713.11-49,280.78-19,796.21

Finding the Fourth Proportional to 35,713.11, 49,280.78 and 19,796.21

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Solution

The fourth proportional to 35,713.11, 49,280.78 and 19,796.21 is: 27,316.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,713.11 : 49,280.78 = 19,796.21 : x
  2. Step 2: Convert to fraction form
    35,713.11/49,280.78 = 19,796.21/x
  3. Step 3: Cross multiply
    35,713.11x = 49,280.78 × 19,796.21
  4. Step 4: Simplify right side
    35,713.11x = 975,572,423.44
  5. Step 5: Solve for x
    x = 975,572,423.44/35,713.11
  6. Step 6: Final answer
    x = 27,316.93

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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.