Home / 10,140.26-14,003.22-9,588.08

Finding the Fourth Proportional to 10,140.26, 14,003.22 and 9,588.08

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Solution

The fourth proportional to 10,140.26, 14,003.22 and 9,588.08 is: 13,240.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,140.26 : 14,003.22 = 9,588.08 : x
  2. Step 2: Convert to fraction form
    10,140.26/14,003.22 = 9,588.08/x
  3. Step 3: Cross multiply
    10,140.26x = 14,003.22 × 9,588.08
  4. Step 4: Simplify right side
    10,140.26x = 134,263,993.62
  5. Step 5: Solve for x
    x = 134,263,993.62/10,140.26
  6. Step 6: Final answer
    x = 13,240.69

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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.