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Finding the Fourth Proportional to 45,615.63, 62,948.34 and 25,471.95

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Solution

The fourth proportional to 45,615.63, 62,948.34 and 25,471.95 is: 35,150.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,615.63 : 62,948.34 = 25,471.95 : x
  2. Step 2: Convert to fraction form
    45,615.63/62,948.34 = 25,471.95/x
  3. Step 3: Cross multiply
    45,615.63x = 62,948.34 × 25,471.95
  4. Step 4: Simplify right side
    45,615.63x = 1,603,416,969.06
  5. Step 5: Solve for x
    x = 1,603,416,969.06/45,615.63
  6. Step 6: Final answer
    x = 35,150.60

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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.