Home / 35,762.19-49,348.55-21,223.86

Finding the Fourth Proportional to 35,762.19, 49,348.55 and 21,223.86

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Solution

The fourth proportional to 35,762.19, 49,348.55 and 21,223.86 is: 29,286.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,762.19 : 49,348.55 = 21,223.86 : x
  2. Step 2: Convert to fraction form
    35,762.19/49,348.55 = 21,223.86/x
  3. Step 3: Cross multiply
    35,762.19x = 49,348.55 × 21,223.86
  4. Step 4: Simplify right side
    35,762.19x = 1,047,366,610.28
  5. Step 5: Solve for x
    x = 1,047,366,610.28/35,762.19
  6. Step 6: Final answer
    x = 29,286.98

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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.