Home / 15,435.12-23,183.45-14,564.74

Finding the Fourth Proportional to 15,435.12, 23,183.45 and 14,564.74

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Solution

The fourth proportional to 15,435.12, 23,183.45 and 14,564.74 is: 21,876.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,435.12 : 23,183.45 = 14,564.74 : x
  2. Step 2: Convert to fraction form
    15,435.12/23,183.45 = 14,564.74/x
  3. Step 3: Cross multiply
    15,435.12x = 23,183.45 × 14,564.74
  4. Step 4: Simplify right side
    15,435.12x = 337,660,921.55
  5. Step 5: Solve for x
    x = 337,660,921.55/15,435.12
  6. Step 6: Final answer
    x = 21,876.14

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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.