Home / 19,181.52-26,467.20-10,682.64

Finding the Fourth Proportional to 19,181.52, 26,467.20 and 10,682.64

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Solution

The fourth proportional to 19,181.52, 26,467.20 and 10,682.64 is: 14,740.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,181.52 : 26,467.20 = 10,682.64 : x
  2. Step 2: Convert to fraction form
    19,181.52/26,467.20 = 10,682.64/x
  3. Step 3: Cross multiply
    19,181.52x = 26,467.20 × 10,682.64
  4. Step 4: Simplify right side
    19,181.52x = 282,739,569.41
  5. Step 5: Solve for x
    x = 282,739,569.41/19,181.52
  6. Step 6: Final answer
    x = 14,740.21

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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.