Home / 19,105.29-26,346.98-12,292.36

Finding the Fourth Proportional to 19,105.29, 26,346.98 and 12,292.36

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Solution

The fourth proportional to 19,105.29, 26,346.98 and 12,292.36 is: 16,951.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,105.29 : 26,346.98 = 12,292.36 : x
  2. Step 2: Convert to fraction form
    19,105.29/26,346.98 = 12,292.36/x
  3. Step 3: Cross multiply
    19,105.29x = 26,346.98 × 12,292.36
  4. Step 4: Simplify right side
    19,105.29x = 323,866,386.34
  5. Step 5: Solve for x
    x = 323,866,386.34/19,105.29
  6. Step 6: Final answer
    x = 16,951.66

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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.