Home / 26,185.74-36,144.03-15,980.46

Finding the Fourth Proportional to 26,185.74, 36,144.03 and 15,980.46

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Solution

The fourth proportional to 26,185.74, 36,144.03 and 15,980.46 is: 22,057.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,185.74 : 36,144.03 = 15,980.46 : x
  2. Step 2: Convert to fraction form
    26,185.74/36,144.03 = 15,980.46/x
  3. Step 3: Cross multiply
    26,185.74x = 36,144.03 × 15,980.46
  4. Step 4: Simplify right side
    26,185.74x = 577,598,225.65
  5. Step 5: Solve for x
    x = 577,598,225.65/26,185.74
  6. Step 6: Final answer
    x = 22,057.74

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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.