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Finding the Fourth Proportional to 45,953.68, 63,411.60 and 25,806

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Solution

The fourth proportional to 45,953.68, 63,411.60 and 25,806 is: 35,609.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,953.68 : 63,411.60 = 25,806 : x
  2. Step 2: Convert to fraction form
    45,953.68/63,411.60 = 25,806/x
  3. Step 3: Cross multiply
    45,953.68x = 63,411.60 × 25,806
  4. Step 4: Simplify right side
    45,953.68x = 1,636,399,749.60
  5. Step 5: Solve for x
    x = 1,636,399,749.60/45,953.68
  6. Step 6: Final answer
    x = 35,609.77

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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.