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Finding the Fourth Proportional to 14,692.77, 22,040.91 and 6,899.76

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Solution

The fourth proportional to 14,692.77, 22,040.91 and 6,899.76 is: 10,350.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,692.77 : 22,040.91 = 6,899.76 : x
  2. Step 2: Convert to fraction form
    14,692.77/22,040.91 = 6,899.76/x
  3. Step 3: Cross multiply
    14,692.77x = 22,040.91 × 6,899.76
  4. Step 4: Simplify right side
    14,692.77x = 152,076,989.18
  5. Step 5: Solve for x
    x = 152,076,989.18/14,692.77
  6. Step 6: Final answer
    x = 10,350.46

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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.