Home / 19,617.96-29,427.42-5,767.40

Finding the Fourth Proportional to 19,617.96, 29,427.42 and 5,767.40

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Solution

The fourth proportional to 19,617.96, 29,427.42 and 5,767.40 is: 8,651.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,617.96 : 29,427.42 = 5,767.40 : x
  2. Step 2: Convert to fraction form
    19,617.96/29,427.42 = 5,767.40/x
  3. Step 3: Cross multiply
    19,617.96x = 29,427.42 × 5,767.40
  4. Step 4: Simplify right side
    19,617.96x = 169,719,702.11
  5. Step 5: Solve for x
    x = 169,719,702.11/19,617.96
  6. Step 6: Final answer
    x = 8,651.24

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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.