Home / 45,021.78-62,129.68-24,880.02

Finding the Fourth Proportional to 45,021.78, 62,129.68 and 24,880.02

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Solution

The fourth proportional to 45,021.78, 62,129.68 and 24,880.02 is: 34,334.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,021.78 : 62,129.68 = 24,880.02 : x
  2. Step 2: Convert to fraction form
    45,021.78/62,129.68 = 24,880.02/x
  3. Step 3: Cross multiply
    45,021.78x = 62,129.68 × 24,880.02
  4. Step 4: Simplify right side
    45,021.78x = 1,545,787,680.99
  5. Step 5: Solve for x
    x = 1,545,787,680.99/45,021.78
  6. Step 6: Final answer
    x = 34,334.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.