Home / 26,804.35-36,991.68-15,475.92

Finding the Fourth Proportional to 26,804.35, 36,991.68 and 15,475.92

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Solution

The fourth proportional to 26,804.35, 36,991.68 and 15,475.92 is: 21,357.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,804.35 : 36,991.68 = 15,475.92 : x
  2. Step 2: Convert to fraction form
    26,804.35/36,991.68 = 15,475.92/x
  3. Step 3: Cross multiply
    26,804.35x = 36,991.68 × 15,475.92
  4. Step 4: Simplify right side
    26,804.35x = 572,480,280.35
  5. Step 5: Solve for x
    x = 572,480,280.35/26,804.35
  6. Step 6: Final answer
    x = 21,357.74

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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.