Home / 9,348.30-14,022.45-8,692.20

Finding the Fourth Proportional to 9,348.30, 14,022.45 and 8,692.20

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Solution

The fourth proportional to 9,348.30, 14,022.45 and 8,692.20 is: 13,038.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,348.30 : 14,022.45 = 8,692.20 : x
  2. Step 2: Convert to fraction form
    9,348.30/14,022.45 = 8,692.20/x
  3. Step 3: Cross multiply
    9,348.30x = 14,022.45 × 8,692.20
  4. Step 4: Simplify right side
    9,348.30x = 121,885,939.89
  5. Step 5: Solve for x
    x = 121,885,939.89/9,348.30
  6. Step 6: Final answer
    x = 13,038.30

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Similar ratio
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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.