Home / 47,355.50-71,033.79-14,074.70

Finding the Fourth Proportional to 47,355.50, 71,033.79 and 14,074.70

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Solution

The fourth proportional to 47,355.50, 71,033.79 and 14,074.70 is: 21,112.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,355.50 : 71,033.79 = 14,074.70 : x
  2. Step 2: Convert to fraction form
    47,355.50/71,033.79 = 14,074.70/x
  3. Step 3: Cross multiply
    47,355.50x = 71,033.79 × 14,074.70
  4. Step 4: Simplify right side
    47,355.50x = 999,779,284.11
  5. Step 5: Solve for x
    x = 999,779,284.11/47,355.50
  6. Step 6: Final answer
    x = 21,112.21

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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.