Home / 16,627.48-22,947.54-12,428.44

Finding the Fourth Proportional to 16,627.48, 22,947.54 and 12,428.44

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Solution

The fourth proportional to 16,627.48, 22,947.54 and 12,428.44 is: 17,152.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,627.48 : 22,947.54 = 12,428.44 : x
  2. Step 2: Convert to fraction form
    16,627.48/22,947.54 = 12,428.44/x
  3. Step 3: Cross multiply
    16,627.48x = 22,947.54 × 12,428.44
  4. Step 4: Simplify right side
    16,627.48x = 285,202,124.04
  5. Step 5: Solve for x
    x = 285,202,124.04/16,627.48
  6. Step 6: Final answer
    x = 17,152.46

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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.