Home / 22,655.12-31,235.40-16,202.48

Finding the Fourth Proportional to 22,655.12, 31,235.40 and 16,202.48

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Solution

The fourth proportional to 22,655.12, 31,235.40 and 16,202.48 is: 22,338.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,655.12 : 31,235.40 = 16,202.48 : x
  2. Step 2: Convert to fraction form
    22,655.12/31,235.40 = 16,202.48/x
  3. Step 3: Cross multiply
    22,655.12x = 31,235.40 × 16,202.48
  4. Step 4: Simplify right side
    22,655.12x = 506,090,943.79
  5. Step 5: Solve for x
    x = 506,090,943.79/22,655.12
  6. Step 6: Final answer
    x = 22,338.92

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.