Home / 28,480.27-42,706.44-16,637.02

Finding the Fourth Proportional to 28,480.27, 42,706.44 and 16,637.02

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Solution

The fourth proportional to 28,480.27, 42,706.44 and 16,637.02 is: 24,947.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,480.27 : 42,706.44 = 16,637.02 : x
  2. Step 2: Convert to fraction form
    28,480.27/42,706.44 = 16,637.02/x
  3. Step 3: Cross multiply
    28,480.27x = 42,706.44 × 16,637.02
  4. Step 4: Simplify right side
    28,480.27x = 710,507,896.41
  5. Step 5: Solve for x
    x = 710,507,896.41/28,480.27
  6. Step 6: Final answer
    x = 24,947.37

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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.