Home / 19,694.70-29,549.12-8,445.33

Finding the Fourth Proportional to 19,694.70, 29,549.12 and 8,445.33

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Solution

The fourth proportional to 19,694.70, 29,549.12 and 8,445.33 is: 12,671.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,694.70 : 29,549.12 = 8,445.33 : x
  2. Step 2: Convert to fraction form
    19,694.70/29,549.12 = 8,445.33/x
  3. Step 3: Cross multiply
    19,694.70x = 29,549.12 × 8,445.33
  4. Step 4: Simplify right side
    19,694.70x = 249,552,027.38
  5. Step 5: Solve for x
    x = 249,552,027.38/19,694.70
  6. Step 6: Final answer
    x = 12,671.02

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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.