Home / 38,401.72-57,628.51-13,441.98

Finding the Fourth Proportional to 38,401.72, 57,628.51 and 13,441.98

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Solution

The fourth proportional to 38,401.72, 57,628.51 and 13,441.98 is: 20,172.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,401.72 : 57,628.51 = 13,441.98 : x
  2. Step 2: Convert to fraction form
    38,401.72/57,628.51 = 13,441.98/x
  3. Step 3: Cross multiply
    38,401.72x = 57,628.51 × 13,441.98
  4. Step 4: Simplify right side
    38,401.72x = 774,641,050.72
  5. Step 5: Solve for x
    x = 774,641,050.72/38,401.72
  6. Step 6: Final answer
    x = 20,172.04

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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.