Home / 43,913.85-65,870.51-14,331.71

Finding the Fourth Proportional to 43,913.85, 65,870.51 and 14,331.71

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Solution

The fourth proportional to 43,913.85, 65,870.51 and 14,331.71 is: 21,497.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,913.85 : 65,870.51 = 14,331.71 : x
  2. Step 2: Convert to fraction form
    43,913.85/65,870.51 = 14,331.71/x
  3. Step 3: Cross multiply
    43,913.85x = 65,870.51 × 14,331.71
  4. Step 4: Simplify right side
    43,913.85x = 944,036,645.86
  5. Step 5: Solve for x
    x = 944,036,645.86/43,913.85
  6. Step 6: Final answer
    x = 21,497.47

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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.