Home / 19,043.22-26,279.30-10,545.15

Finding the Fourth Proportional to 19,043.22, 26,279.30 and 10,545.15

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Solution

The fourth proportional to 19,043.22, 26,279.30 and 10,545.15 is: 14,552.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,043.22 : 26,279.30 = 10,545.15 : x
  2. Step 2: Convert to fraction form
    19,043.22/26,279.30 = 10,545.15/x
  3. Step 3: Cross multiply
    19,043.22x = 26,279.30 × 10,545.15
  4. Step 4: Simplify right side
    19,043.22x = 277,119,107.67
  5. Step 5: Solve for x
    x = 277,119,107.67/19,043.22
  6. Step 6: Final answer
    x = 14,552.11

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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.