Home / 39,745.60-59,626.02-13,099.29

Finding the Fourth Proportional to 39,745.60, 59,626.02 and 13,099.29

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Solution

The fourth proportional to 39,745.60, 59,626.02 and 13,099.29 is: 19,651.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,745.60 : 59,626.02 = 13,099.29 : x
  2. Step 2: Convert to fraction form
    39,745.60/59,626.02 = 13,099.29/x
  3. Step 3: Cross multiply
    39,745.60x = 59,626.02 × 13,099.29
  4. Step 4: Simplify right side
    39,745.60x = 781,058,353.05
  5. Step 5: Solve for x
    x = 781,058,353.05/39,745.60
  6. Step 6: Final answer
    x = 19,651.44

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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.