Home / 29,972.80-44,975.40-13,335.40

Finding the Fourth Proportional to 29,972.80, 44,975.40 and 13,335.40

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Solution

The fourth proportional to 29,972.80, 44,975.40 and 13,335.40 is: 20,010.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,972.80 : 44,975.40 = 13,335.40 : x
  2. Step 2: Convert to fraction form
    29,972.80/44,975.40 = 13,335.40/x
  3. Step 3: Cross multiply
    29,972.80x = 44,975.40 × 13,335.40
  4. Step 4: Simplify right side
    29,972.80x = 599,764,949.16
  5. Step 5: Solve for x
    x = 599,764,949.16/29,972.80
  6. Step 6: Final answer
    x = 20,010.31

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1.5x scale

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.