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Finding the Fourth Proportional to 17,676.51, 24,393.68 and 9,719.25

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Solution

The fourth proportional to 17,676.51, 24,393.68 and 9,719.25 is: 13,412.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,676.51 : 24,393.68 = 9,719.25 : x
  2. Step 2: Convert to fraction form
    17,676.51/24,393.68 = 9,719.25/x
  3. Step 3: Cross multiply
    17,676.51x = 24,393.68 × 9,719.25
  4. Step 4: Simplify right side
    17,676.51x = 237,088,225.74
  5. Step 5: Solve for x
    x = 237,088,225.74/17,676.51
  6. Step 6: Final answer
    x = 13,412.62

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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.