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Finding the Fourth Proportional to 46,861.92, 64,669.52 and 25,641.34

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Solution

The fourth proportional to 46,861.92, 64,669.52 and 25,641.34 is: 35,385.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,861.92 : 64,669.52 = 25,641.34 : x
  2. Step 2: Convert to fraction form
    46,861.92/64,669.52 = 25,641.34/x
  3. Step 3: Cross multiply
    46,861.92x = 64,669.52 × 25,641.34
  4. Step 4: Simplify right side
    46,861.92x = 1,658,213,149.96
  5. Step 5: Solve for x
    x = 1,658,213,149.96/46,861.92
  6. Step 6: Final answer
    x = 35,385.09

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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.