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Finding the Fourth Proportional to 32,485.87, 44,831.23 and 19,066.80

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Solution

The fourth proportional to 32,485.87, 44,831.23 and 19,066.80 is: 26,312.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,485.87 : 44,831.23 = 19,066.80 : x
  2. Step 2: Convert to fraction form
    32,485.87/44,831.23 = 19,066.80/x
  3. Step 3: Cross multiply
    32,485.87x = 44,831.23 × 19,066.80
  4. Step 4: Simplify right side
    32,485.87x = 854,787,872.01
  5. Step 5: Solve for x
    x = 854,787,872.01/32,485.87
  6. Step 6: Final answer
    x = 26,312.61

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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.