Home / 40,466.08-60,706.06-12,385.44

Finding the Fourth Proportional to 40,466.08, 60,706.06 and 12,385.44

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Solution

The fourth proportional to 40,466.08, 60,706.06 and 12,385.44 is: 18,580.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,466.08 : 60,706.06 = 12,385.44 : x
  2. Step 2: Convert to fraction form
    40,466.08/60,706.06 = 12,385.44/x
  3. Step 3: Cross multiply
    40,466.08x = 60,706.06 × 12,385.44
  4. Step 4: Simplify right side
    40,466.08x = 751,871,232.80
  5. Step 5: Solve for x
    x = 751,871,232.80/40,466.08
  6. Step 6: Final answer
    x = 18,580.28

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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.