Home / 26,412.26-39,618.56-6,690.87

Finding the Fourth Proportional to 26,412.26, 39,618.56 and 6,690.87

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Solution

The fourth proportional to 26,412.26, 39,618.56 and 6,690.87 is: 10,036.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,412.26 : 39,618.56 = 6,690.87 : x
  2. Step 2: Convert to fraction form
    26,412.26/39,618.56 = 6,690.87/x
  3. Step 3: Cross multiply
    26,412.26x = 39,618.56 × 6,690.87
  4. Step 4: Simplify right side
    26,412.26x = 265,082,601.09
  5. Step 5: Solve for x
    x = 265,082,601.09/26,412.26
  6. Step 6: Final answer
    x = 10,036.35

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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.