Home / 17,018.10-23,485.89-9,948.66

Finding the Fourth Proportional to 17,018.10, 23,485.89 and 9,948.66

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Solution

The fourth proportional to 17,018.10, 23,485.89 and 9,948.66 is: 13,729.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,018.10 : 23,485.89 = 9,948.66 : x
  2. Step 2: Convert to fraction form
    17,018.10/23,485.89 = 9,948.66/x
  3. Step 3: Cross multiply
    17,018.10x = 23,485.89 × 9,948.66
  4. Step 4: Simplify right side
    17,018.10x = 233,653,134.41
  5. Step 5: Solve for x
    x = 233,653,134.41/17,018.10
  6. Step 6: Final answer
    x = 13,729.68

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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.