Home / 26,805.71-36,993.58-15,477.30

Finding the Fourth Proportional to 26,805.71, 36,993.58 and 15,477.30

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Solution

The fourth proportional to 26,805.71, 36,993.58 and 15,477.30 is: 21,359.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,805.71 : 36,993.58 = 15,477.30 : x
  2. Step 2: Convert to fraction form
    26,805.71/36,993.58 = 15,477.30/x
  3. Step 3: Cross multiply
    26,805.71x = 36,993.58 × 15,477.30
  4. Step 4: Simplify right side
    26,805.71x = 572,560,697.04
  5. Step 5: Solve for x
    x = 572,560,697.04/26,805.71
  6. Step 6: Final answer
    x = 21,359.65

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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.