Home / 13,325.73-19,988.51-4,441.74

Finding the Fourth Proportional to 13,325.73, 19,988.51 and 4,441.74

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Solution

The fourth proportional to 13,325.73, 19,988.51 and 4,441.74 is: 6,662.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,325.73 : 19,988.51 = 4,441.74 : x
  2. Step 2: Convert to fraction form
    13,325.73/19,988.51 = 4,441.74/x
  3. Step 3: Cross multiply
    13,325.73x = 19,988.51 × 4,441.74
  4. Step 4: Simplify right side
    13,325.73x = 88,783,742.20
  5. Step 5: Solve for x
    x = 88,783,742.20/13,325.73
  6. Step 6: Final answer
    x = 6,662.58

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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.