Home / 30,113.81-41,562.89-17,375.22

Finding the Fourth Proportional to 30,113.81, 41,562.89 and 17,375.22

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Solution

The fourth proportional to 30,113.81, 41,562.89 and 17,375.22 is: 23,981.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,113.81 : 41,562.89 = 17,375.22 : x
  2. Step 2: Convert to fraction form
    30,113.81/41,562.89 = 17,375.22/x
  3. Step 3: Cross multiply
    30,113.81x = 41,562.89 × 17,375.22
  4. Step 4: Simplify right side
    30,113.81x = 722,164,357.59
  5. Step 5: Solve for x
    x = 722,164,357.59/30,113.81
  6. Step 6: Final answer
    x = 23,981.17

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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.