Home / 56,647.15-84,924.25-38,828.57

Finding the Fourth Proportional to 56,647.15, 84,924.25 and 38,828.57

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Solution

The fourth proportional to 56,647.15, 84,924.25 and 38,828.57 is: 58,210.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,647.15 : 84,924.25 = 38,828.57 : x
  2. Step 2: Convert to fraction form
    56,647.15/84,924.25 = 38,828.57/x
  3. Step 3: Cross multiply
    56,647.15x = 84,924.25 × 38,828.57
  4. Step 4: Simplify right side
    56,647.15x = 3,297,486,664.13
  5. Step 5: Solve for x
    x = 3,297,486,664.13/56,647.15
  6. Step 6: Final answer
    x = 58,210.99

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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.