Home / 39,517.84-59,300.10-14,575.31

Finding the Fourth Proportional to 39,517.84, 59,300.10 and 14,575.31

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Solution

The fourth proportional to 39,517.84, 59,300.10 and 14,575.31 is: 21,871.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,517.84 : 59,300.10 = 14,575.31 : x
  2. Step 2: Convert to fraction form
    39,517.84/59,300.10 = 14,575.31/x
  3. Step 3: Cross multiply
    39,517.84x = 59,300.10 × 14,575.31
  4. Step 4: Simplify right side
    39,517.84x = 864,317,266.41
  5. Step 5: Solve for x
    x = 864,317,266.41/39,517.84
  6. Step 6: Final answer
    x = 21,871.57

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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.