Home / 39,579.23-59,368.85-13,284.66

Finding the Fourth Proportional to 39,579.23, 59,368.85 and 13,284.66

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Solution

The fourth proportional to 39,579.23, 59,368.85 and 13,284.66 is: 19,926.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,579.23 : 59,368.85 = 13,284.66 : x
  2. Step 2: Convert to fraction form
    39,579.23/59,368.85 = 13,284.66/x
  3. Step 3: Cross multiply
    39,579.23x = 59,368.85 × 13,284.66
  4. Step 4: Simplify right side
    39,579.23x = 788,694,858.92
  5. Step 5: Solve for x
    x = 788,694,858.92/39,579.23
  6. Step 6: Final answer
    x = 19,926.99

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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.