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Finding the Fourth Proportional to 45,605.10, 62,936.04 and 28,610.04

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Solution

The fourth proportional to 45,605.10, 62,936.04 and 28,610.04 is: 39,482.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,605.10 : 62,936.04 = 28,610.04 : x
  2. Step 2: Convert to fraction form
    45,605.10/62,936.04 = 28,610.04/x
  3. Step 3: Cross multiply
    45,605.10x = 62,936.04 × 28,610.04
  4. Step 4: Simplify right side
    45,605.10x = 1,800,602,621.84
  5. Step 5: Solve for x
    x = 1,800,602,621.84/45,605.10
  6. Step 6: Final answer
    x = 39,482.48

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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.