Home / 35,694.28-49,258.44-19,779.07

Finding the Fourth Proportional to 35,694.28, 49,258.44 and 19,779.07

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Solution

The fourth proportional to 35,694.28, 49,258.44 and 19,779.07 is: 27,295.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,694.28 : 49,258.44 = 19,779.07 : x
  2. Step 2: Convert to fraction form
    35,694.28/49,258.44 = 19,779.07/x
  3. Step 3: Cross multiply
    35,694.28x = 49,258.44 × 19,779.07
  4. Step 4: Simplify right side
    35,694.28x = 974,285,886.56
  5. Step 5: Solve for x
    x = 974,285,886.56/35,694.28
  6. Step 6: Final answer
    x = 27,295.30

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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.