Home / 10,159.22-14,018.44-5,911.66

Finding the Fourth Proportional to 10,159.22, 14,018.44 and 5,911.66

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Solution

The fourth proportional to 10,159.22, 14,018.44 and 5,911.66 is: 8,157.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,159.22 : 14,018.44 = 5,911.66 : x
  2. Step 2: Convert to fraction form
    10,159.22/14,018.44 = 5,911.66/x
  3. Step 3: Cross multiply
    10,159.22x = 14,018.44 × 5,911.66
  4. Step 4: Simplify right side
    10,159.22x = 82,872,242.04
  5. Step 5: Solve for x
    x = 82,872,242.04/10,159.22
  6. Step 6: Final answer
    x = 8,157.34

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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.