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Finding the Fourth Proportional to 43,806.92, 65,710.37 and 10,526.98

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Solution

The fourth proportional to 43,806.92, 65,710.37 and 10,526.98 is: 15,790.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,806.92 : 65,710.37 = 10,526.98 : x
  2. Step 2: Convert to fraction form
    43,806.92/65,710.37 = 10,526.98/x
  3. Step 3: Cross multiply
    43,806.92x = 65,710.37 × 10,526.98
  4. Step 4: Simplify right side
    43,806.92x = 691,731,711.31
  5. Step 5: Solve for x
    x = 691,731,711.31/43,806.92
  6. Step 6: Final answer
    x = 15,790.47

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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.