Home / 17,725.64-26,598.79-6,640.11

Finding the Fourth Proportional to 17,725.64, 26,598.79 and 6,640.11

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Solution

The fourth proportional to 17,725.64, 26,598.79 and 6,640.11 is: 9,964.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,725.64 : 26,598.79 = 6,640.11 : x
  2. Step 2: Convert to fraction form
    17,725.64/26,598.79 = 6,640.11/x
  3. Step 3: Cross multiply
    17,725.64x = 26,598.79 × 6,640.11
  4. Step 4: Simplify right side
    17,725.64x = 176,618,881.09
  5. Step 5: Solve for x
    x = 176,618,881.09/17,725.64
  6. Step 6: Final answer
    x = 9,964.04

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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.