Home / 17,676.49-24,393.66-9,718.78

Finding the Fourth Proportional to 17,676.49, 24,393.66 and 9,718.78

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Solution

The fourth proportional to 17,676.49, 24,393.66 and 9,718.78 is: 13,411.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,676.49 : 24,393.66 = 9,718.78 : x
  2. Step 2: Convert to fraction form
    17,676.49/24,393.66 = 9,718.78/x
  3. Step 3: Cross multiply
    17,676.49x = 24,393.66 × 9,718.78
  4. Step 4: Simplify right side
    17,676.49x = 237,076,444.37
  5. Step 5: Solve for x
    x = 237,076,444.37/17,676.49
  6. Step 6: Final answer
    x = 13,411.97

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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.