Home / 19,552.88-26,953.11-11,985.18

Finding the Fourth Proportional to 19,552.88, 26,953.11 and 11,985.18

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Solution

The fourth proportional to 19,552.88, 26,953.11 and 11,985.18 is: 16,521.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,552.88 : 26,953.11 = 11,985.18 : x
  2. Step 2: Convert to fraction form
    19,552.88/26,953.11 = 11,985.18/x
  3. Step 3: Cross multiply
    19,552.88x = 26,953.11 × 11,985.18
  4. Step 4: Simplify right side
    19,552.88x = 323,037,874.91
  5. Step 5: Solve for x
    x = 323,037,874.91/19,552.88
  6. Step 6: Final answer
    x = 16,521.25

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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.