Home / 23,226.09-32,078.16-15,703.53

Finding the Fourth Proportional to 23,226.09, 32,078.16 and 15,703.53

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Solution

The fourth proportional to 23,226.09, 32,078.16 and 15,703.53 is: 21,688.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,226.09 : 32,078.16 = 15,703.53 : x
  2. Step 2: Convert to fraction form
    23,226.09/32,078.16 = 15,703.53/x
  3. Step 3: Cross multiply
    23,226.09x = 32,078.16 × 15,703.53
  4. Step 4: Simplify right side
    23,226.09x = 503,740,347.90
  5. Step 5: Solve for x
    x = 503,740,347.90/23,226.09
  6. Step 6: Final answer
    x = 21,688.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.