Home / 56,639.18-84,968.98-23,340.72

Finding the Fourth Proportional to 56,639.18, 84,968.98 and 23,340.72

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Solution

The fourth proportional to 56,639.18, 84,968.98 and 23,340.72 is: 35,015.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,639.18 : 84,968.98 = 23,340.72 : x
  2. Step 2: Convert to fraction form
    56,639.18/84,968.98 = 23,340.72/x
  3. Step 3: Cross multiply
    56,639.18x = 84,968.98 × 23,340.72
  4. Step 4: Simplify right side
    56,639.18x = 1,983,237,170.87
  5. Step 5: Solve for x
    x = 1,983,237,170.87/56,639.18
  6. Step 6: Final answer
    x = 35,015.29

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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.