Home / 13,010.93-19,522.43-4,127.66

Finding the Fourth Proportional to 13,010.93, 19,522.43 and 4,127.66

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Solution

The fourth proportional to 13,010.93, 19,522.43 and 4,127.66 is: 6,193.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,010.93 : 19,522.43 = 4,127.66 : x
  2. Step 2: Convert to fraction form
    13,010.93/19,522.43 = 4,127.66/x
  3. Step 3: Cross multiply
    13,010.93x = 19,522.43 × 4,127.66
  4. Step 4: Simplify right side
    13,010.93x = 80,581,835.16
  5. Step 5: Solve for x
    x = 80,581,835.16/13,010.93
  6. Step 6: Final answer
    x = 6,193.40

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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.