Home / 46,389.56-69,593.02-21,090.92

Finding the Fourth Proportional to 46,389.56, 69,593.02 and 21,090.92

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Solution

The fourth proportional to 46,389.56, 69,593.02 and 21,090.92 is: 31,640.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,389.56 : 69,593.02 = 21,090.92 : x
  2. Step 2: Convert to fraction form
    46,389.56/69,593.02 = 21,090.92/x
  3. Step 3: Cross multiply
    46,389.56x = 69,593.02 × 21,090.92
  4. Step 4: Simplify right side
    46,389.56x = 1,467,780,817.38
  5. Step 5: Solve for x
    x = 1,467,780,817.38/46,389.56
  6. Step 6: Final answer
    x = 31,640.33

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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.