Home / 19,192.34-26,479.10-11,228.83

Finding the Fourth Proportional to 19,192.34, 26,479.10 and 11,228.83

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Solution

The fourth proportional to 19,192.34, 26,479.10 and 11,228.83 is: 15,492.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,192.34 : 26,479.10 = 11,228.83 : x
  2. Step 2: Convert to fraction form
    19,192.34/26,479.10 = 11,228.83/x
  3. Step 3: Cross multiply
    19,192.34x = 26,479.10 × 11,228.83
  4. Step 4: Simplify right side
    19,192.34x = 297,329,274.33
  5. Step 5: Solve for x
    x = 297,329,274.33/19,192.34
  6. Step 6: Final answer
    x = 15,492.08

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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.