Home / 10,137.26-13,999.08-9,585.06

Finding the Fourth Proportional to 10,137.26, 13,999.08 and 9,585.06

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Solution

The fourth proportional to 10,137.26, 13,999.08 and 9,585.06 is: 13,236.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,137.26 : 13,999.08 = 9,585.06 : x
  2. Step 2: Convert to fraction form
    10,137.26/13,999.08 = 9,585.06/x
  3. Step 3: Cross multiply
    10,137.26x = 13,999.08 × 9,585.06
  4. Step 4: Simplify right side
    10,137.26x = 134,182,021.74
  5. Step 5: Solve for x
    x = 134,182,021.74/10,137.26
  6. Step 6: Final answer
    x = 13,236.52

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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.