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Finding the Fourth Proportional to 25,166.30, 37,749.30 and 6,446.30

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Solution

The fourth proportional to 25,166.30, 37,749.30 and 6,446.30 is: 9,669.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,166.30 : 37,749.30 = 6,446.30 : x
  2. Step 2: Convert to fraction form
    25,166.30/37,749.30 = 6,446.30/x
  3. Step 3: Cross multiply
    25,166.30x = 37,749.30 × 6,446.30
  4. Step 4: Simplify right side
    25,166.30x = 243,343,312.59
  5. Step 5: Solve for x
    x = 243,343,312.59/25,166.30
  6. Step 6: Final answer
    x = 9,669.41

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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.