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Finding the Fourth Proportional to 56,747.06, 85,119.63 and 14,627.06

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Solution

The fourth proportional to 56,747.06, 85,119.63 and 14,627.06 is: 21,940.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,747.06 : 85,119.63 = 14,627.06 : x
  2. Step 2: Convert to fraction form
    56,747.06/85,119.63 = 14,627.06/x
  3. Step 3: Cross multiply
    56,747.06x = 85,119.63 × 14,627.06
  4. Step 4: Simplify right side
    56,747.06x = 1,245,049,935.19
  5. Step 5: Solve for x
    x = 1,245,049,935.19/56,747.06
  6. Step 6: Final answer
    x = 21,940.34

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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.