Home / 15,222.24-22,832.82-4,130.64

Finding the Fourth Proportional to 15,222.24, 22,832.82 and 4,130.64

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Solution

The fourth proportional to 15,222.24, 22,832.82 and 4,130.64 is: 6,195.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,222.24 : 22,832.82 = 4,130.64 : x
  2. Step 2: Convert to fraction form
    15,222.24/22,832.82 = 4,130.64/x
  3. Step 3: Cross multiply
    15,222.24x = 22,832.82 × 4,130.64
  4. Step 4: Simplify right side
    15,222.24x = 94,314,159.60
  5. Step 5: Solve for x
    x = 94,314,159.60/15,222.24
  6. Step 6: Final answer
    x = 6,195.81

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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.