Home / 13,094.66-18,069.63-7,126.20

Finding the Fourth Proportional to 13,094.66, 18,069.63 and 7,126.20

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Solution

The fourth proportional to 13,094.66, 18,069.63 and 7,126.20 is: 9,833.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,094.66 : 18,069.63 = 7,126.20 : x
  2. Step 2: Convert to fraction form
    13,094.66/18,069.63 = 7,126.20/x
  3. Step 3: Cross multiply
    13,094.66x = 18,069.63 × 7,126.20
  4. Step 4: Simplify right side
    13,094.66x = 128,767,861.49
  5. Step 5: Solve for x
    x = 128,767,861.49/13,094.66
  6. Step 6: Final answer
    x = 9,833.61

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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.