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Finding the Fourth Proportional to 37,206.92, 55,810.82 and 10,912.19

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Solution

The fourth proportional to 37,206.92, 55,810.82 and 10,912.19 is: 16,368.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,206.92 : 55,810.82 = 10,912.19 : x
  2. Step 2: Convert to fraction form
    37,206.92/55,810.82 = 10,912.19/x
  3. Step 3: Cross multiply
    37,206.92x = 55,810.82 × 10,912.19
  4. Step 4: Simplify right side
    37,206.92x = 609,017,938.28
  5. Step 5: Solve for x
    x = 609,017,938.28/37,206.92
  6. Step 6: Final answer
    x = 16,368.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.