Home / 17,709.93-24,416.10-15,181.11

Finding the Fourth Proportional to 17,709.93, 24,416.10 and 15,181.11

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Solution

The fourth proportional to 17,709.93, 24,416.10 and 15,181.11 is: 20,929.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,709.93 : 24,416.10 = 15,181.11 : x
  2. Step 2: Convert to fraction form
    17,709.93/24,416.10 = 15,181.11/x
  3. Step 3: Cross multiply
    17,709.93x = 24,416.10 × 15,181.11
  4. Step 4: Simplify right side
    17,709.93x = 370,663,499.87
  5. Step 5: Solve for x
    x = 370,663,499.87/17,709.93
  6. Step 6: Final answer
    x = 20,929.70

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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.