Home / 35,516.41-49,019.00-21,177.17

Finding the Fourth Proportional to 35,516.41, 49,019.00 and 21,177.17

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Solution

The fourth proportional to 35,516.41, 49,019.00 and 21,177.17 is: 29,228.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,516.41 : 49,019.00 = 21,177.17 : x
  2. Step 2: Convert to fraction form
    35,516.41/49,019.00 = 21,177.17/x
  3. Step 3: Cross multiply
    35,516.41x = 49,019.00 × 21,177.17
  4. Step 4: Simplify right side
    35,516.41x = 1,038,083,449.80
  5. Step 5: Solve for x
    x = 1,038,083,449.80/35,516.41
  6. Step 6: Final answer
    x = 29,228.28

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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.