Home / 12,372.47-18,561.74-4,052.93

Finding the Fourth Proportional to 12,372.47, 18,561.74 and 4,052.93

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Solution

The fourth proportional to 12,372.47, 18,561.74 and 4,052.93 is: 6,080.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,372.47 : 18,561.74 = 4,052.93 : x
  2. Step 2: Convert to fraction form
    12,372.47/18,561.74 = 4,052.93/x
  3. Step 3: Cross multiply
    12,372.47x = 18,561.74 × 4,052.93
  4. Step 4: Simplify right side
    12,372.47x = 75,229,412.63
  5. Step 5: Solve for x
    x = 75,229,412.63/12,372.47
  6. Step 6: Final answer
    x = 6,080.39

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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.