Home / 17,985.10-24,818.82-11,274.34

Finding the Fourth Proportional to 17,985.10, 24,818.82 and 11,274.34

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Solution

The fourth proportional to 17,985.10, 24,818.82 and 11,274.34 is: 15,558.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,985.10 : 24,818.82 = 11,274.34 : x
  2. Step 2: Convert to fraction form
    17,985.10/24,818.82 = 11,274.34/x
  3. Step 3: Cross multiply
    17,985.10x = 24,818.82 × 11,274.34
  4. Step 4: Simplify right side
    17,985.10x = 279,815,815.08
  5. Step 5: Solve for x
    x = 279,815,815.08/17,985.10
  6. Step 6: Final answer
    x = 15,558.20

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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.