Home / 19,279.40-26,605.56-10,895.92

Finding the Fourth Proportional to 19,279.40, 26,605.56 and 10,895.92

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Solution

The fourth proportional to 19,279.40, 26,605.56 and 10,895.92 is: 15,036.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,279.40 : 26,605.56 = 10,895.92 : x
  2. Step 2: Convert to fraction form
    19,279.40/26,605.56 = 10,895.92/x
  3. Step 3: Cross multiply
    19,279.40x = 26,605.56 × 10,895.92
  4. Step 4: Simplify right side
    19,279.40x = 289,892,053.32
  5. Step 5: Solve for x
    x = 289,892,053.32/19,279.40
  6. Step 6: Final answer
    x = 15,036.36

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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.