Home / 15,497.70-23,247.45-4,405.20

Finding the Fourth Proportional to 15,497.70, 23,247.45 and 4,405.20

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Solution

The fourth proportional to 15,497.70, 23,247.45 and 4,405.20 is: 6,608.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,497.70 : 23,247.45 = 4,405.20 : x
  2. Step 2: Convert to fraction form
    15,497.70/23,247.45 = 4,405.20/x
  3. Step 3: Cross multiply
    15,497.70x = 23,247.45 × 4,405.20
  4. Step 4: Simplify right side
    15,497.70x = 102,409,666.74
  5. Step 5: Solve for x
    x = 102,409,666.74/15,497.70
  6. Step 6: Final answer
    x = 6,608.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.