Home / 14,126.60-19,495.62-8,158.52

Finding the Fourth Proportional to 14,126.60, 19,495.62 and 8,158.52

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Solution

The fourth proportional to 14,126.60, 19,495.62 and 8,158.52 is: 11,259.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,126.60 : 19,495.62 = 8,158.52 : x
  2. Step 2: Convert to fraction form
    14,126.60/19,495.62 = 8,158.52/x
  3. Step 3: Cross multiply
    14,126.60x = 19,495.62 × 8,158.52
  4. Step 4: Simplify right side
    14,126.60x = 159,055,405.68
  5. Step 5: Solve for x
    x = 159,055,405.68/14,126.60
  6. Step 6: Final answer
    x = 11,259.28

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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.