Home / 17,595.18-26,394.50-5,115.32

Finding the Fourth Proportional to 17,595.18, 26,394.50 and 5,115.32

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Solution

The fourth proportional to 17,595.18, 26,394.50 and 5,115.32 is: 7,673.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,595.18 : 26,394.50 = 5,115.32 : x
  2. Step 2: Convert to fraction form
    17,595.18/26,394.50 = 5,115.32/x
  3. Step 3: Cross multiply
    17,595.18x = 26,394.50 × 5,115.32
  4. Step 4: Simplify right side
    17,595.18x = 135,016,313.74
  5. Step 5: Solve for x
    x = 135,016,313.74/17,595.18
  6. Step 6: Final answer
    x = 7,673.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.