Home / 17,499.36-26,242.68-6,402.78

Finding the Fourth Proportional to 17,499.36, 26,242.68 and 6,402.78

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Solution

The fourth proportional to 17,499.36, 26,242.68 and 6,402.78 is: 9,601.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,499.36 : 26,242.68 = 6,402.78 : x
  2. Step 2: Convert to fraction form
    17,499.36/26,242.68 = 6,402.78/x
  3. Step 3: Cross multiply
    17,499.36x = 26,242.68 × 6,402.78
  4. Step 4: Simplify right side
    17,499.36x = 168,026,106.65
  5. Step 5: Solve for x
    x = 168,026,106.65/17,499.36
  6. Step 6: Final answer
    x = 9,601.84

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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.