Home / 39,393.21-59,089.82-13,098.18

Finding the Fourth Proportional to 39,393.21, 59,089.82 and 13,098.18

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Solution

The fourth proportional to 39,393.21, 59,089.82 and 13,098.18 is: 19,647.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,393.21 : 59,089.82 = 13,098.18 : x
  2. Step 2: Convert to fraction form
    39,393.21/59,089.82 = 13,098.18/x
  3. Step 3: Cross multiply
    39,393.21x = 59,089.82 × 13,098.18
  4. Step 4: Simplify right side
    39,393.21x = 773,968,737.59
  5. Step 5: Solve for x
    x = 773,968,737.59/39,393.21
  6. Step 6: Final answer
    x = 19,647.26

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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.