Home / 40,588.16-56,009.54-22,679.66

Finding the Fourth Proportional to 40,588.16, 56,009.54 and 22,679.66

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Solution

The fourth proportional to 40,588.16, 56,009.54 and 22,679.66 is: 31,296.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,588.16 : 56,009.54 = 22,679.66 : x
  2. Step 2: Convert to fraction form
    40,588.16/56,009.54 = 22,679.66/x
  3. Step 3: Cross multiply
    40,588.16x = 56,009.54 × 22,679.66
  4. Step 4: Simplify right side
    40,588.16x = 1,270,277,520.68
  5. Step 5: Solve for x
    x = 1,270,277,520.68/40,588.16
  6. Step 6: Final answer
    x = 31,296.75

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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.