Home / 26,015.76-38,947.48-16,125.20

Finding the Fourth Proportional to 26,015.76, 38,947.48 and 16,125.20

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Solution

The fourth proportional to 26,015.76, 38,947.48 and 16,125.20 is: 24,140.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,015.76 : 38,947.48 = 16,125.20 : x
  2. Step 2: Convert to fraction form
    26,015.76/38,947.48 = 16,125.20/x
  3. Step 3: Cross multiply
    26,015.76x = 38,947.48 × 16,125.20
  4. Step 4: Simplify right side
    26,015.76x = 628,035,904.50
  5. Step 5: Solve for x
    x = 628,035,904.50/26,015.76
  6. Step 6: Final answer
    x = 24,140.59

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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.