Home / 13,017.16-17,956.38-8,293.24

Finding the Fourth Proportional to 13,017.16, 17,956.38 and 8,293.24

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Solution

The fourth proportional to 13,017.16, 17,956.38 and 8,293.24 is: 11,440.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,017.16 : 17,956.38 = 8,293.24 : x
  2. Step 2: Convert to fraction form
    13,017.16/17,956.38 = 8,293.24/x
  3. Step 3: Cross multiply
    13,017.16x = 17,956.38 × 8,293.24
  4. Step 4: Simplify right side
    13,017.16x = 148,916,568.87
  5. Step 5: Solve for x
    x = 148,916,568.87/13,017.16
  6. Step 6: Final answer
    x = 11,440.02

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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.