Home / 19,484.92-26,878.48-11,525.61

Finding the Fourth Proportional to 19,484.92, 26,878.48 and 11,525.61

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Solution

The fourth proportional to 19,484.92, 26,878.48 and 11,525.61 is: 15,899.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,484.92 : 26,878.48 = 11,525.61 : x
  2. Step 2: Convert to fraction form
    19,484.92/26,878.48 = 11,525.61/x
  3. Step 3: Cross multiply
    19,484.92x = 26,878.48 × 11,525.61
  4. Step 4: Simplify right side
    19,484.92x = 309,790,877.87
  5. Step 5: Solve for x
    x = 309,790,877.87/19,484.92
  6. Step 6: Final answer
    x = 15,899.01

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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.