Home / 25,947.75-38,919.81-14,819.57

Finding the Fourth Proportional to 25,947.75, 38,919.81 and 14,819.57

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Solution

The fourth proportional to 25,947.75, 38,919.81 and 14,819.57 is: 22,228.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,947.75 : 38,919.81 = 14,819.57 : x
  2. Step 2: Convert to fraction form
    25,947.75/38,919.81 = 14,819.57/x
  3. Step 3: Cross multiply
    25,947.75x = 38,919.81 × 14,819.57
  4. Step 4: Simplify right side
    25,947.75x = 576,774,848.68
  5. Step 5: Solve for x
    x = 576,774,848.68/25,947.75
  6. Step 6: Final answer
    x = 22,228.32

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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.