Home / 40,669.96-61,000.62-19,603.48

Finding the Fourth Proportional to 40,669.96, 61,000.62 and 19,603.48

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Solution

The fourth proportional to 40,669.96, 61,000.62 and 19,603.48 is: 29,403.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,669.96 : 61,000.62 = 19,603.48 : x
  2. Step 2: Convert to fraction form
    40,669.96/61,000.62 = 19,603.48/x
  3. Step 3: Cross multiply
    40,669.96x = 61,000.62 × 19,603.48
  4. Step 4: Simplify right side
    40,669.96x = 1,195,824,434.16
  5. Step 5: Solve for x
    x = 1,195,824,434.16/40,669.96
  6. Step 6: Final answer
    x = 29,403.14

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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.