Home / 13,010.80-19,522.24-4,127.53

Finding the Fourth Proportional to 13,010.80, 19,522.24 and 4,127.53

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Solution

The fourth proportional to 13,010.80, 19,522.24 and 4,127.53 is: 6,193.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,010.80 : 19,522.24 = 4,127.53 : x
  2. Step 2: Convert to fraction form
    13,010.80/19,522.24 = 4,127.53/x
  3. Step 3: Cross multiply
    13,010.80x = 19,522.24 × 4,127.53
  4. Step 4: Simplify right side
    13,010.80x = 80,578,572.14
  5. Step 5: Solve for x
    x = 80,578,572.14/13,010.80
  6. Step 6: Final answer
    x = 6,193.21

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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.