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Finding the Fourth Proportional to 62,563.84, 86,340.48 and 35,710.72

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Solution

The fourth proportional to 62,563.84, 86,340.48 and 35,710.72 is: 49,282.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,563.84 : 86,340.48 = 35,710.72 : x
  2. Step 2: Convert to fraction form
    62,563.84/86,340.48 = 35,710.72/x
  3. Step 3: Cross multiply
    62,563.84x = 86,340.48 × 35,710.72
  4. Step 4: Simplify right side
    62,563.84x = 3,083,280,705.95
  5. Step 5: Solve for x
    x = 3,083,280,705.95/62,563.84
  6. Step 6: Final answer
    x = 49,282.15

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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.