Home / 17,289.41-25,931.52-4,808.12

Finding the Fourth Proportional to 17,289.41, 25,931.52 and 4,808.12

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Solution

The fourth proportional to 17,289.41, 25,931.52 and 4,808.12 is: 7,211.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,289.41 : 25,931.52 = 4,808.12 : x
  2. Step 2: Convert to fraction form
    17,289.41/25,931.52 = 4,808.12/x
  3. Step 3: Cross multiply
    17,289.41x = 25,931.52 × 4,808.12
  4. Step 4: Simplify right side
    17,289.41x = 124,681,730.28
  5. Step 5: Solve for x
    x = 124,681,730.28/17,289.41
  6. Step 6: Final answer
    x = 7,211.45

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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.