Home / 26,930.90-37,169.21-15,598.55

Finding the Fourth Proportional to 26,930.90, 37,169.21 and 15,598.55

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Solution

The fourth proportional to 26,930.90, 37,169.21 and 15,598.55 is: 21,528.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,930.90 : 37,169.21 = 15,598.55 : x
  2. Step 2: Convert to fraction form
    26,930.90/37,169.21 = 15,598.55/x
  3. Step 3: Cross multiply
    26,930.90x = 37,169.21 × 15,598.55
  4. Step 4: Simplify right side
    26,930.90x = 579,785,780.65
  5. Step 5: Solve for x
    x = 579,785,780.65/26,930.90
  6. Step 6: Final answer
    x = 21,528.64

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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.