Home / 40,587.91-60,881.71-11,005.66

Finding the Fourth Proportional to 40,587.91, 60,881.71 and 11,005.66

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Solution

The fourth proportional to 40,587.91, 60,881.71 and 11,005.66 is: 16,508.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,587.91 : 60,881.71 = 11,005.66 : x
  2. Step 2: Convert to fraction form
    40,587.91/60,881.71 = 11,005.66/x
  3. Step 3: Cross multiply
    40,587.91x = 60,881.71 × 11,005.66
  4. Step 4: Simplify right side
    40,587.91x = 670,043,400.48
  5. Step 5: Solve for x
    x = 670,043,400.48/40,587.91
  6. Step 6: Final answer
    x = 16,508.45

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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.