Home / 40,492.09-55,879.04-22,587.08

Finding the Fourth Proportional to 40,492.09, 55,879.04 and 22,587.08

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Solution

The fourth proportional to 40,492.09, 55,879.04 and 22,587.08 is: 31,170.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,492.09 : 55,879.04 = 22,587.08 : x
  2. Step 2: Convert to fraction form
    40,492.09/55,879.04 = 22,587.08/x
  3. Step 3: Cross multiply
    40,492.09x = 55,879.04 × 22,587.08
  4. Step 4: Simplify right side
    40,492.09x = 1,262,144,542.97
  5. Step 5: Solve for x
    x = 1,262,144,542.97/40,492.09
  6. Step 6: Final answer
    x = 31,170.15

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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.