Home / 14,935.24-20,612.64-8,648.02

Finding the Fourth Proportional to 14,935.24, 20,612.64 and 8,648.02

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Solution

The fourth proportional to 14,935.24, 20,612.64 and 8,648.02 is: 11,935.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,935.24 : 20,612.64 = 8,648.02 : x
  2. Step 2: Convert to fraction form
    14,935.24/20,612.64 = 8,648.02/x
  3. Step 3: Cross multiply
    14,935.24x = 20,612.64 × 8,648.02
  4. Step 4: Simplify right side
    14,935.24x = 178,258,522.97
  5. Step 5: Solve for x
    x = 178,258,522.97/14,935.24
  6. Step 6: Final answer
    x = 11,935.43

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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.