Home / 19,417.12-26,794.84-11,876.08

Finding the Fourth Proportional to 19,417.12, 26,794.84 and 11,876.08

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Solution

The fourth proportional to 19,417.12, 26,794.84 and 11,876.08 is: 16,388.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,417.12 : 26,794.84 = 11,876.08 : x
  2. Step 2: Convert to fraction form
    19,417.12/26,794.84 = 11,876.08/x
  3. Step 3: Cross multiply
    19,417.12x = 26,794.84 × 11,876.08
  4. Step 4: Simplify right side
    19,417.12x = 318,217,663.43
  5. Step 5: Solve for x
    x = 318,217,663.43/19,417.12
  6. Step 6: Final answer
    x = 16,388.51

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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.