Home / 13,094.37-18,070.31-7,126.04

Finding the Fourth Proportional to 13,094.37, 18,070.31 and 7,126.04

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Solution

The fourth proportional to 13,094.37, 18,070.31 and 7,126.04 is: 9,833.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,094.37 : 18,070.31 = 7,126.04 : x
  2. Step 2: Convert to fraction form
    13,094.37/18,070.31 = 7,126.04/x
  3. Step 3: Cross multiply
    13,094.37x = 18,070.31 × 7,126.04
  4. Step 4: Simplify right side
    13,094.37x = 128,769,625.89
  5. Step 5: Solve for x
    x = 128,769,625.89/13,094.37
  6. Step 6: Final answer
    x = 9,833.97

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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.