Home / 42,396.15-63,656.67-23,712.81

Finding the Fourth Proportional to 42,396.15, 63,656.67 and 23,712.81

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Solution

The fourth proportional to 42,396.15, 63,656.67 and 23,712.81 is: 35,604.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,396.15 : 63,656.67 = 23,712.81 : x
  2. Step 2: Convert to fraction form
    42,396.15/63,656.67 = 23,712.81/x
  3. Step 3: Cross multiply
    42,396.15x = 63,656.67 × 23,712.81
  4. Step 4: Simplify right side
    42,396.15x = 1,509,478,520.94
  5. Step 5: Solve for x
    x = 1,509,478,520.94/42,396.15
  6. Step 6: Final answer
    x = 35,604.14

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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.