Home / 45,626.22-68,439.33-14,461.47

Finding the Fourth Proportional to 45,626.22, 68,439.33 and 14,461.47

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Solution

The fourth proportional to 45,626.22, 68,439.33 and 14,461.47 is: 21,692.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,626.22 : 68,439.33 = 14,461.47 : x
  2. Step 2: Convert to fraction form
    45,626.22/68,439.33 = 14,461.47/x
  3. Step 3: Cross multiply
    45,626.22x = 68,439.33 × 14,461.47
  4. Step 4: Simplify right side
    45,626.22x = 989,733,317.62
  5. Step 5: Solve for x
    x = 989,733,317.62/45,626.22
  6. Step 6: Final answer
    x = 21,692.21

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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.