Home / 40,360.09-55,696.63-22,211.86

Finding the Fourth Proportional to 40,360.09, 55,696.63 and 22,211.86

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Solution

The fourth proportional to 40,360.09, 55,696.63 and 22,211.86 is: 30,652.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,360.09 : 55,696.63 = 22,211.86 : x
  2. Step 2: Convert to fraction form
    40,360.09/55,696.63 = 22,211.86/x
  3. Step 3: Cross multiply
    40,360.09x = 55,696.63 × 22,211.86
  4. Step 4: Simplify right side
    40,360.09x = 1,237,125,748.03
  5. Step 5: Solve for x
    x = 1,237,125,748.03/40,360.09
  6. Step 6: Final answer
    x = 30,652.20

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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.