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Finding the Fourth Proportional to 17,674.76, 24,391.04 and 9,717.45

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Solution

The fourth proportional to 17,674.76, 24,391.04 and 9,717.45 is: 13,410.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,674.76 : 24,391.04 = 9,717.45 : x
  2. Step 2: Convert to fraction form
    17,674.76/24,391.04 = 9,717.45/x
  3. Step 3: Cross multiply
    17,674.76x = 24,391.04 × 9,717.45
  4. Step 4: Simplify right side
    17,674.76x = 237,018,663.06
  5. Step 5: Solve for x
    x = 237,018,663.06/17,674.76
  6. Step 6: Final answer
    x = 13,410.01

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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.