Home / 13,860.86-19,127.97-7,573.23

Finding the Fourth Proportional to 13,860.86, 19,127.97 and 7,573.23

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Solution

The fourth proportional to 13,860.86, 19,127.97 and 7,573.23 is: 10,451.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,860.86 : 19,127.97 = 7,573.23 : x
  2. Step 2: Convert to fraction form
    13,860.86/19,127.97 = 7,573.23/x
  3. Step 3: Cross multiply
    13,860.86x = 19,127.97 × 7,573.23
  4. Step 4: Simplify right side
    13,860.86x = 144,860,516.24
  5. Step 5: Solve for x
    x = 144,860,516.24/13,860.86
  6. Step 6: Final answer
    x = 10,451.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.