Home / 15,450.72-23,187.28-10,508.64

Finding the Fourth Proportional to 15,450.72, 23,187.28 and 10,508.64

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Solution

The fourth proportional to 15,450.72, 23,187.28 and 10,508.64 is: 15,770.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,450.72 : 23,187.28 = 10,508.64 : x
  2. Step 2: Convert to fraction form
    15,450.72/23,187.28 = 10,508.64/x
  3. Step 3: Cross multiply
    15,450.72x = 23,187.28 × 10,508.64
  4. Step 4: Simplify right side
    15,450.72x = 243,666,778.10
  5. Step 5: Solve for x
    x = 243,666,778.10/15,450.72
  6. Step 6: Final answer
    x = 15,770.58

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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.