Home / 19,039.46-28,557.02-12,041.06

Finding the Fourth Proportional to 19,039.46, 28,557.02 and 12,041.06

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Solution

The fourth proportional to 19,039.46, 28,557.02 and 12,041.06 is: 18,060.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,039.46 : 28,557.02 = 12,041.06 : x
  2. Step 2: Convert to fraction form
    19,039.46/28,557.02 = 12,041.06/x
  3. Step 3: Cross multiply
    19,039.46x = 28,557.02 × 12,041.06
  4. Step 4: Simplify right side
    19,039.46x = 343,856,791.24
  5. Step 5: Solve for x
    x = 343,856,791.24/19,039.46
  6. Step 6: Final answer
    x = 18,060.22

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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.