Home / 28,789.02-43,126.02-17,717.27

Finding the Fourth Proportional to 28,789.02, 43,126.02 and 17,717.27

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Solution

The fourth proportional to 28,789.02, 43,126.02 and 17,717.27 is: 26,540.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,789.02 : 43,126.02 = 17,717.27 : x
  2. Step 2: Convert to fraction form
    28,789.02/43,126.02 = 17,717.27/x
  3. Step 3: Cross multiply
    28,789.02x = 43,126.02 × 17,717.27
  4. Step 4: Simplify right side
    28,789.02x = 764,075,124.74
  5. Step 5: Solve for x
    x = 764,075,124.74/28,789.02
  6. Step 6: Final answer
    x = 26,540.50

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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.