Home / 28,033.56-38,683.62-17,276.76

Finding the Fourth Proportional to 28,033.56, 38,683.62 and 17,276.76

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Solution

The fourth proportional to 28,033.56, 38,683.62 and 17,276.76 is: 23,840.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,033.56 : 38,683.62 = 17,276.76 : x
  2. Step 2: Convert to fraction form
    28,033.56/38,683.62 = 17,276.76/x
  3. Step 3: Cross multiply
    28,033.56x = 38,683.62 × 17,276.76
  4. Step 4: Simplify right side
    28,033.56x = 668,327,618.67
  5. Step 5: Solve for x
    x = 668,327,618.67/28,033.56
  6. Step 6: Final answer
    x = 23,840.27

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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.