Home / 16,928.73-23,362.02-10,970.78

Finding the Fourth Proportional to 16,928.73, 23,362.02 and 10,970.78

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Solution

The fourth proportional to 16,928.73, 23,362.02 and 10,970.78 is: 15,139.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,928.73 : 23,362.02 = 10,970.78 : x
  2. Step 2: Convert to fraction form
    16,928.73/23,362.02 = 10,970.78/x
  3. Step 3: Cross multiply
    16,928.73x = 23,362.02 × 10,970.78
  4. Step 4: Simplify right side
    16,928.73x = 256,299,464.97
  5. Step 5: Solve for x
    x = 256,299,464.97/16,928.73
  6. Step 6: Final answer
    x = 15,139.91

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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.