Home / 18,159.96-27,244.32-6,312.01

Finding the Fourth Proportional to 18,159.96, 27,244.32 and 6,312.01

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Solution

The fourth proportional to 18,159.96, 27,244.32 and 6,312.01 is: 9,469.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,159.96 : 27,244.32 = 6,312.01 : x
  2. Step 2: Convert to fraction form
    18,159.96/27,244.32 = 6,312.01/x
  3. Step 3: Cross multiply
    18,159.96x = 27,244.32 × 6,312.01
  4. Step 4: Simplify right side
    18,159.96x = 171,966,379.59
  5. Step 5: Solve for x
    x = 171,966,379.59/18,159.96
  6. Step 6: Final answer
    x = 9,469.53

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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.