Home / 12,302.22-18,441.54-5,287.26

Finding the Fourth Proportional to 12,302.22, 18,441.54 and 5,287.26

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Solution

The fourth proportional to 12,302.22, 18,441.54 and 5,287.26 is: 7,925.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,302.22 : 18,441.54 = 5,287.26 : x
  2. Step 2: Convert to fraction form
    12,302.22/18,441.54 = 5,287.26/x
  3. Step 3: Cross multiply
    12,302.22x = 18,441.54 × 5,287.26
  4. Step 4: Simplify right side
    12,302.22x = 97,505,216.78
  5. Step 5: Solve for x
    x = 97,505,216.78/12,302.22
  6. Step 6: Final answer
    x = 7,925.82

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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.