Home / 39,880.55-59,831.21-14,922.55

Finding the Fourth Proportional to 39,880.55, 59,831.21 and 14,922.55

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Solution

The fourth proportional to 39,880.55, 59,831.21 and 14,922.55 is: 22,387.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,880.55 : 59,831.21 = 14,922.55 : x
  2. Step 2: Convert to fraction form
    39,880.55/59,831.21 = 14,922.55/x
  3. Step 3: Cross multiply
    39,880.55x = 59,831.21 × 14,922.55
  4. Step 4: Simplify right side
    39,880.55x = 892,834,419.22
  5. Step 5: Solve for x
    x = 892,834,419.22/39,880.55
  6. Step 6: Final answer
    x = 22,387.71

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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.