Home / 15,182.51-22,775.69-5,947.31

Finding the Fourth Proportional to 15,182.51, 22,775.69 and 5,947.31

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Solution

The fourth proportional to 15,182.51, 22,775.69 and 5,947.31 is: 8,921.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,182.51 : 22,775.69 = 5,947.31 : x
  2. Step 2: Convert to fraction form
    15,182.51/22,775.69 = 5,947.31/x
  3. Step 3: Cross multiply
    15,182.51x = 22,775.69 × 5,947.31
  4. Step 4: Simplify right side
    15,182.51x = 135,454,059.16
  5. Step 5: Solve for x
    x = 135,454,059.16/15,182.51
  6. Step 6: Final answer
    x = 8,921.72

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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.