Home / 40,579.74-60,870.24-14,284.80

Finding the Fourth Proportional to 40,579.74, 60,870.24 and 14,284.80

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Solution

The fourth proportional to 40,579.74, 60,870.24 and 14,284.80 is: 21,427.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,579.74 : 60,870.24 = 14,284.80 : x
  2. Step 2: Convert to fraction form
    40,579.74/60,870.24 = 14,284.80/x
  3. Step 3: Cross multiply
    40,579.74x = 60,870.24 × 14,284.80
  4. Step 4: Simplify right side
    40,579.74x = 869,519,204.35
  5. Step 5: Solve for x
    x = 869,519,204.35/40,579.74
  6. Step 6: Final answer
    x = 21,427.42

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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.