Home / 30,788.20-46,164.94-9,724.35

Finding the Fourth Proportional to 30,788.20, 46,164.94 and 9,724.35

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Solution

The fourth proportional to 30,788.20, 46,164.94 and 9,724.35 is: 14,581.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,788.20 : 46,164.94 = 9,724.35 : x
  2. Step 2: Convert to fraction form
    30,788.20/46,164.94 = 9,724.35/x
  3. Step 3: Cross multiply
    30,788.20x = 46,164.94 × 9,724.35
  4. Step 4: Simplify right side
    30,788.20x = 448,924,183.10
  5. Step 5: Solve for x
    x = 448,924,183.10/30,788.20
  6. Step 6: Final answer
    x = 14,581.05

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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.