Home / 19,129.91-26,397.27-10,630.66

Finding the Fourth Proportional to 19,129.91, 26,397.27 and 10,630.66

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Solution

The fourth proportional to 19,129.91, 26,397.27 and 10,630.66 is: 14,669.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,129.91 : 26,397.27 = 10,630.66 : x
  2. Step 2: Convert to fraction form
    19,129.91/26,397.27 = 10,630.66/x
  3. Step 3: Cross multiply
    19,129.91x = 26,397.27 × 10,630.66
  4. Step 4: Simplify right side
    19,129.91x = 280,620,357.35
  5. Step 5: Solve for x
    x = 280,620,357.35/19,129.91
  6. Step 6: Final answer
    x = 14,669.19

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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.