Home / 62,511.28-86,280.60-35,669.50

Finding the Fourth Proportional to 62,511.28, 86,280.60 and 35,669.50

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Solution

The fourth proportional to 62,511.28, 86,280.60 and 35,669.50 is: 49,232.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,511.28 : 86,280.60 = 35,669.50 : x
  2. Step 2: Convert to fraction form
    62,511.28/86,280.60 = 35,669.50/x
  3. Step 3: Cross multiply
    62,511.28x = 86,280.60 × 35,669.50
  4. Step 4: Simplify right side
    62,511.28x = 3,077,585,861.70
  5. Step 5: Solve for x
    x = 3,077,585,861.70/62,511.28
  6. Step 6: Final answer
    x = 49,232.49

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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.