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Finding the Fourth Proportional to 45,039.02, 62,160.02 and 25,918.40

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Solution

The fourth proportional to 45,039.02, 62,160.02 and 25,918.40 is: 35,770.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,039.02 : 62,160.02 = 25,918.40 : x
  2. Step 2: Convert to fraction form
    45,039.02/62,160.02 = 25,918.40/x
  3. Step 3: Cross multiply
    45,039.02x = 62,160.02 × 25,918.40
  4. Step 4: Simplify right side
    45,039.02x = 1,611,087,951.57
  5. Step 5: Solve for x
    x = 1,611,087,951.57/45,039.02
  6. Step 6: Final answer
    x = 35,770.94

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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.