Home / 56,565.16-84,847.94-19,125.54

Finding the Fourth Proportional to 56,565.16, 84,847.94 and 19,125.54

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Solution

The fourth proportional to 56,565.16, 84,847.94 and 19,125.54 is: 28,688.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,565.16 : 84,847.94 = 19,125.54 : x
  2. Step 2: Convert to fraction form
    56,565.16/84,847.94 = 19,125.54/x
  3. Step 3: Cross multiply
    56,565.16x = 84,847.94 × 19,125.54
  4. Step 4: Simplify right side
    56,565.16x = 1,622,762,670.39
  5. Step 5: Solve for x
    x = 1,622,762,670.39/56,565.16
  6. Step 6: Final answer
    x = 28,688.38

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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.