Home / 13,094.07-18,069.27-7,125.75

Finding the Fourth Proportional to 13,094.07, 18,069.27 and 7,125.75

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Solution

The fourth proportional to 13,094.07, 18,069.27 and 7,125.75 is: 9,833.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,094.07 : 18,069.27 = 7,125.75 : x
  2. Step 2: Convert to fraction form
    13,094.07/18,069.27 = 7,125.75/x
  3. Step 3: Cross multiply
    13,094.07x = 18,069.27 × 7,125.75
  4. Step 4: Simplify right side
    13,094.07x = 128,757,100.70
  5. Step 5: Solve for x
    x = 128,757,100.70/13,094.07
  6. Step 6: Final answer
    x = 9,833.24

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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.