Home / 17,758.07-26,639.99-6,665.63

Finding the Fourth Proportional to 17,758.07, 26,639.99 and 6,665.63

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Solution

The fourth proportional to 17,758.07, 26,639.99 and 6,665.63 is: 9,999.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,758.07 : 26,639.99 = 6,665.63 : x
  2. Step 2: Convert to fraction form
    17,758.07/26,639.99 = 6,665.63/x
  3. Step 3: Cross multiply
    17,758.07x = 26,639.99 × 6,665.63
  4. Step 4: Simplify right side
    17,758.07x = 177,572,150.02
  5. Step 5: Solve for x
    x = 177,572,150.02/17,758.07
  6. Step 6: Final answer
    x = 9,999.52

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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.