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Finding the Fourth Proportional to 44,804.70, 67,165.44 and 19,831.40

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Solution

The fourth proportional to 44,804.70, 67,165.44 and 19,831.40 is: 29,728.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,804.70 : 67,165.44 = 19,831.40 : x
  2. Step 2: Convert to fraction form
    44,804.70/67,165.44 = 19,831.40/x
  3. Step 3: Cross multiply
    44,804.70x = 67,165.44 × 19,831.40
  4. Step 4: Simplify right side
    44,804.70x = 1,331,984,706.82
  5. Step 5: Solve for x
    x = 1,331,984,706.82/44,804.70
  6. Step 6: Final answer
    x = 29,728.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.