Home / 29,172.96-43,738.56-13,582.08

Finding the Fourth Proportional to 29,172.96, 43,738.56 and 13,582.08

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Solution

The fourth proportional to 29,172.96, 43,738.56 and 13,582.08 is: 20,363.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,172.96 : 43,738.56 = 13,582.08 : x
  2. Step 2: Convert to fraction form
    29,172.96/43,738.56 = 13,582.08/x
  3. Step 3: Cross multiply
    29,172.96x = 43,738.56 × 13,582.08
  4. Step 4: Simplify right side
    29,172.96x = 594,060,621.00
  5. Step 5: Solve for x
    x = 594,060,621.00/29,172.96
  6. Step 6: Final answer
    x = 20,363.40

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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.