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Finding the Fourth Proportional to 12,700.16, 19,050.24 and 3,466.24

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Solution

The fourth proportional to 12,700.16, 19,050.24 and 3,466.24 is: 5,199.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,700.16 : 19,050.24 = 3,466.24 : x
  2. Step 2: Convert to fraction form
    12,700.16/19,050.24 = 3,466.24/x
  3. Step 3: Cross multiply
    12,700.16x = 19,050.24 × 3,466.24
  4. Step 4: Simplify right side
    12,700.16x = 66,032,703.90
  5. Step 5: Solve for x
    x = 66,032,703.90/12,700.16
  6. Step 6: Final answer
    x = 5,199.36

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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.