Home / 15,667.62-21,622.23-9,296.16

Finding the Fourth Proportional to 15,667.62, 21,622.23 and 9,296.16

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Solution

The fourth proportional to 15,667.62, 21,622.23 and 9,296.16 is: 12,829.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,667.62 : 21,622.23 = 9,296.16 : x
  2. Step 2: Convert to fraction form
    15,667.62/21,622.23 = 9,296.16/x
  3. Step 3: Cross multiply
    15,667.62x = 21,622.23 × 9,296.16
  4. Step 4: Simplify right side
    15,667.62x = 201,003,709.64
  5. Step 5: Solve for x
    x = 201,003,709.64/15,667.62
  6. Step 6: Final answer
    x = 12,829.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.