Home / 11,354.18-16,995.36-9,256.28

Finding the Fourth Proportional to 11,354.18, 16,995.36 and 9,256.28

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Solution

The fourth proportional to 11,354.18, 16,995.36 and 9,256.28 is: 13,855.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,354.18 : 16,995.36 = 9,256.28 : x
  2. Step 2: Convert to fraction form
    11,354.18/16,995.36 = 9,256.28/x
  3. Step 3: Cross multiply
    11,354.18x = 16,995.36 × 9,256.28
  4. Step 4: Simplify right side
    11,354.18x = 157,313,810.86
  5. Step 5: Solve for x
    x = 157,313,810.86/11,354.18
  6. Step 6: Final answer
    x = 13,855.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.