Home / 15,645.42-23,461.11-9,323.27

Finding the Fourth Proportional to 15,645.42, 23,461.11 and 9,323.27

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Solution

The fourth proportional to 15,645.42, 23,461.11 and 9,323.27 is: 13,980.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,645.42 : 23,461.11 = 9,323.27 : x
  2. Step 2: Convert to fraction form
    15,645.42/23,461.11 = 9,323.27/x
  3. Step 3: Cross multiply
    15,645.42x = 23,461.11 × 9,323.27
  4. Step 4: Simplify right side
    15,645.42x = 218,734,145.72
  5. Step 5: Solve for x
    x = 218,734,145.72/15,645.42
  6. Step 6: Final answer
    x = 13,980.71

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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.