Home / 39,579.27-59,377.77-13,283.34

Finding the Fourth Proportional to 39,579.27, 59,377.77 and 13,283.34

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Solution

The fourth proportional to 39,579.27, 59,377.77 and 13,283.34 is: 19,927.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,579.27 : 59,377.77 = 13,283.34 : x
  2. Step 2: Convert to fraction form
    39,579.27/59,377.77 = 13,283.34/x
  3. Step 3: Cross multiply
    39,579.27x = 59,377.77 × 13,283.34
  4. Step 4: Simplify right side
    39,579.27x = 788,735,107.35
  5. Step 5: Solve for x
    x = 788,735,107.35/39,579.27
  6. Step 6: Final answer
    x = 19,927.99

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1.5x scale

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.