Home / 26,804.13-36,991.38-15,475.70

Finding the Fourth Proportional to 26,804.13, 36,991.38 and 15,475.70

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Solution

The fourth proportional to 26,804.13, 36,991.38 and 15,475.70 is: 21,357.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,804.13 : 36,991.38 = 15,475.70 : x
  2. Step 2: Convert to fraction form
    26,804.13/36,991.38 = 15,475.70/x
  3. Step 3: Cross multiply
    26,804.13x = 36,991.38 × 15,475.70
  4. Step 4: Simplify right side
    26,804.13x = 572,467,499.47
  5. Step 5: Solve for x
    x = 572,467,499.47/26,804.13
  6. Step 6: Final answer
    x = 21,357.44

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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.