Home / 45,626.26-68,439.48-14,461.42

Finding the Fourth Proportional to 45,626.26, 68,439.48 and 14,461.42

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Solution

The fourth proportional to 45,626.26, 68,439.48 and 14,461.42 is: 21,692.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,626.26 : 68,439.48 = 14,461.42 : x
  2. Step 2: Convert to fraction form
    45,626.26/68,439.48 = 14,461.42/x
  3. Step 3: Cross multiply
    45,626.26x = 68,439.48 × 14,461.42
  4. Step 4: Simplify right side
    45,626.26x = 989,732,064.86
  5. Step 5: Solve for x
    x = 989,732,064.86/45,626.26
  6. Step 6: Final answer
    x = 21,692.16

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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.