Home / 45,570.42-68,363.91-20,622.24

Finding the Fourth Proportional to 45,570.42, 68,363.91 and 20,622.24

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Solution

The fourth proportional to 45,570.42, 68,363.91 and 20,622.24 is: 30,937.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,570.42 : 68,363.91 = 20,622.24 : x
  2. Step 2: Convert to fraction form
    45,570.42/68,363.91 = 20,622.24/x
  3. Step 3: Cross multiply
    45,570.42x = 68,363.91 × 20,622.24
  4. Step 4: Simplify right side
    45,570.42x = 1,409,816,959.36
  5. Step 5: Solve for x
    x = 1,409,816,959.36/45,570.42
  6. Step 6: Final answer
    x = 30,937.11

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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.