Home / 29,831.49-41,168.66-17,890.47

Finding the Fourth Proportional to 29,831.49, 41,168.66 and 17,890.47

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Solution

The fourth proportional to 29,831.49, 41,168.66 and 17,890.47 is: 24,689.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,831.49 : 41,168.66 = 17,890.47 : x
  2. Step 2: Convert to fraction form
    29,831.49/41,168.66 = 17,890.47/x
  3. Step 3: Cross multiply
    29,831.49x = 41,168.66 × 17,890.47
  4. Step 4: Simplify right side
    29,831.49x = 736,526,587.22
  5. Step 5: Solve for x
    x = 736,526,587.22/29,831.49
  6. Step 6: Final answer
    x = 24,689.57

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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.