Home / 13,841.69-19,095.75-8,808.66

Finding the Fourth Proportional to 13,841.69, 19,095.75 and 8,808.66

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Solution

The fourth proportional to 13,841.69, 19,095.75 and 8,808.66 is: 12,152.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,841.69 : 19,095.75 = 8,808.66 : x
  2. Step 2: Convert to fraction form
    13,841.69/19,095.75 = 8,808.66/x
  3. Step 3: Cross multiply
    13,841.69x = 19,095.75 × 8,808.66
  4. Step 4: Simplify right side
    13,841.69x = 168,207,969.20
  5. Step 5: Solve for x
    x = 168,207,969.20/13,841.69
  6. Step 6: Final answer
    x = 12,152.28

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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.