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Finding the Fourth Proportional to 45,572.78, 62,893.55 and 25,433.55

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Solution

The fourth proportional to 45,572.78, 62,893.55 and 25,433.55 is: 35,100.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,572.78 : 62,893.55 = 25,433.55 : x
  2. Step 2: Convert to fraction form
    45,572.78/62,893.55 = 25,433.55/x
  3. Step 3: Cross multiply
    45,572.78x = 62,893.55 × 25,433.55
  4. Step 4: Simplify right side
    45,572.78x = 1,599,606,312.19
  5. Step 5: Solve for x
    x = 1,599,606,312.19/45,572.78
  6. Step 6: Final answer
    x = 35,100.04

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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.