Home / 52,002.12-77,998.32-14,565.54

Finding the Fourth Proportional to 52,002.12, 77,998.32 and 14,565.54

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Solution

The fourth proportional to 52,002.12, 77,998.32 and 14,565.54 is: 21,846.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,002.12 : 77,998.32 = 14,565.54 : x
  2. Step 2: Convert to fraction form
    52,002.12/77,998.32 = 14,565.54/x
  3. Step 3: Cross multiply
    52,002.12x = 77,998.32 × 14,565.54
  4. Step 4: Simplify right side
    52,002.12x = 1,136,087,649.89
  5. Step 5: Solve for x
    x = 1,136,087,649.89/52,002.12
  6. Step 6: Final answer
    x = 21,846.95

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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.