Home / 17,288.40-23,857.02-10,215.48

Finding the Fourth Proportional to 17,288.40, 23,857.02 and 10,215.48

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Solution

The fourth proportional to 17,288.40, 23,857.02 and 10,215.48 is: 14,096.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,288.40 : 23,857.02 = 10,215.48 : x
  2. Step 2: Convert to fraction form
    17,288.40/23,857.02 = 10,215.48/x
  3. Step 3: Cross multiply
    17,288.40x = 23,857.02 × 10,215.48
  4. Step 4: Simplify right side
    17,288.40x = 243,710,910.67
  5. Step 5: Solve for x
    x = 243,710,910.67/17,288.40
  6. Step 6: Final answer
    x = 14,096.79

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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.