Home / 26,014.20-39,019.81-7,038.55

Finding the Fourth Proportional to 26,014.20, 39,019.81 and 7,038.55

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Solution

The fourth proportional to 26,014.20, 39,019.81 and 7,038.55 is: 10,557.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,014.20 : 39,019.81 = 7,038.55 : x
  2. Step 2: Convert to fraction form
    26,014.20/39,019.81 = 7,038.55/x
  3. Step 3: Cross multiply
    26,014.20x = 39,019.81 × 7,038.55
  4. Step 4: Simplify right side
    26,014.20x = 274,642,883.68
  5. Step 5: Solve for x
    x = 274,642,883.68/26,014.20
  6. Step 6: Final answer
    x = 10,557.42

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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.