Home / 39,376.50-59,076.15-12,726.54

Finding the Fourth Proportional to 39,376.50, 59,076.15 and 12,726.54

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Solution

The fourth proportional to 39,376.50, 59,076.15 and 12,726.54 is: 19,093.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,376.50 : 59,076.15 = 12,726.54 : x
  2. Step 2: Convert to fraction form
    39,376.50/59,076.15 = 12,726.54/x
  3. Step 3: Cross multiply
    39,376.50x = 59,076.15 × 12,726.54
  4. Step 4: Simplify right side
    39,376.50x = 751,834,986.02
  5. Step 5: Solve for x
    x = 751,834,986.02/39,376.50
  6. Step 6: Final answer
    x = 19,093.49

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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.