Home / 15,624.12-23,431.36-8,224.56

Finding the Fourth Proportional to 15,624.12, 23,431.36 and 8,224.56

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Solution

The fourth proportional to 15,624.12, 23,431.36 and 8,224.56 is: 12,334.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,624.12 : 23,431.36 = 8,224.56 : x
  2. Step 2: Convert to fraction form
    15,624.12/23,431.36 = 8,224.56/x
  3. Step 3: Cross multiply
    15,624.12x = 23,431.36 × 8,224.56
  4. Step 4: Simplify right side
    15,624.12x = 192,712,626.20
  5. Step 5: Solve for x
    x = 192,712,626.20/15,624.12
  6. Step 6: Final answer
    x = 12,334.30

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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.