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Finding the Fourth Proportional to 34,598.56, 51,914.25 and 20,586.28

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Solution

The fourth proportional to 34,598.56, 51,914.25 and 20,586.28 is: 30,889.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,598.56 : 51,914.25 = 20,586.28 : x
  2. Step 2: Convert to fraction form
    34,598.56/51,914.25 = 20,586.28/x
  3. Step 3: Cross multiply
    34,598.56x = 51,914.25 × 20,586.28
  4. Step 4: Simplify right side
    34,598.56x = 1,068,721,026.92
  5. Step 5: Solve for x
    x = 1,068,721,026.92/34,598.56
  6. Step 6: Final answer
    x = 30,889.18

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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.