Home / 15,604.46-23,420.60-7,289.16

Finding the Fourth Proportional to 15,604.46, 23,420.60 and 7,289.16

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Solution

The fourth proportional to 15,604.46, 23,420.60 and 7,289.16 is: 10,940.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,604.46 : 23,420.60 = 7,289.16 : x
  2. Step 2: Convert to fraction form
    15,604.46/23,420.60 = 7,289.16/x
  3. Step 3: Cross multiply
    15,604.46x = 23,420.60 × 7,289.16
  4. Step 4: Simplify right side
    15,604.46x = 170,716,521.83
  5. Step 5: Solve for x
    x = 170,716,521.83/15,604.46
  6. Step 6: Final answer
    x = 10,940.24

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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.