Home / 11,026.26-15,178.32-9,525.06

Finding the Fourth Proportional to 11,026.26, 15,178.32 and 9,525.06

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Solution

The fourth proportional to 11,026.26, 15,178.32 and 9,525.06 is: 13,111.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,026.26 : 15,178.32 = 9,525.06 : x
  2. Step 2: Convert to fraction form
    11,026.26/15,178.32 = 9,525.06/x
  3. Step 3: Cross multiply
    11,026.26x = 15,178.32 × 9,525.06
  4. Step 4: Simplify right side
    11,026.26x = 144,574,408.70
  5. Step 5: Solve for x
    x = 144,574,408.70/11,026.26
  6. Step 6: Final answer
    x = 13,111.83

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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.