Home / 62,981.64-94,464.15-20,851.27

Finding the Fourth Proportional to 62,981.64, 94,464.15 and 20,851.27

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Solution

The fourth proportional to 62,981.64, 94,464.15 and 20,851.27 is: 31,274.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,981.64 : 94,464.15 = 20,851.27 : x
  2. Step 2: Convert to fraction form
    62,981.64/94,464.15 = 20,851.27/x
  3. Step 3: Cross multiply
    62,981.64x = 94,464.15 × 20,851.27
  4. Step 4: Simplify right side
    62,981.64x = 1,969,697,496.97
  5. Step 5: Solve for x
    x = 1,969,697,496.97/62,981.64
  6. Step 6: Final answer
    x = 31,274.15

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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.