Home / 17,676.54-24,393.60-9,719.28

Finding the Fourth Proportional to 17,676.54, 24,393.60 and 9,719.28

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Solution

The fourth proportional to 17,676.54, 24,393.60 and 9,719.28 is: 13,412.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,676.54 : 24,393.60 = 9,719.28 : x
  2. Step 2: Convert to fraction form
    17,676.54/24,393.60 = 9,719.28/x
  3. Step 3: Cross multiply
    17,676.54x = 24,393.60 × 9,719.28
  4. Step 4: Simplify right side
    17,676.54x = 237,088,228.61
  5. Step 5: Solve for x
    x = 237,088,228.61/17,676.54
  6. Step 6: Final answer
    x = 13,412.59

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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.