Home / 40,652.16-61,004.27-21,945.22

Finding the Fourth Proportional to 40,652.16, 61,004.27 and 21,945.22

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Solution

The fourth proportional to 40,652.16, 61,004.27 and 21,945.22 is: 32,931.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,652.16 : 61,004.27 = 21,945.22 : x
  2. Step 2: Convert to fraction form
    40,652.16/61,004.27 = 21,945.22/x
  3. Step 3: Cross multiply
    40,652.16x = 61,004.27 × 21,945.22
  4. Step 4: Simplify right side
    40,652.16x = 1,338,752,411.09
  5. Step 5: Solve for x
    x = 1,338,752,411.09/40,652.16
  6. Step 6: Final answer
    x = 32,931.89

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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.