Home / 19,086.08-26,338.72-10,702.56

Finding the Fourth Proportional to 19,086.08, 26,338.72 and 10,702.56

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Solution

The fourth proportional to 19,086.08, 26,338.72 and 10,702.56 is: 14,769.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,086.08 : 26,338.72 = 10,702.56 : x
  2. Step 2: Convert to fraction form
    19,086.08/26,338.72 = 10,702.56/x
  3. Step 3: Cross multiply
    19,086.08x = 26,338.72 × 10,702.56
  4. Step 4: Simplify right side
    19,086.08x = 281,891,731.12
  5. Step 5: Solve for x
    x = 281,891,731.12/19,086.08
  6. Step 6: Final answer
    x = 14,769.49

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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.