Home / 13,109.36-19,647.12-6,088.64

Finding the Fourth Proportional to 13,109.36, 19,647.12 and 6,088.64

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Solution

The fourth proportional to 13,109.36, 19,647.12 and 6,088.64 is: 9,125.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,109.36 : 19,647.12 = 6,088.64 : x
  2. Step 2: Convert to fraction form
    13,109.36/19,647.12 = 6,088.64/x
  3. Step 3: Cross multiply
    13,109.36x = 19,647.12 × 6,088.64
  4. Step 4: Simplify right side
    13,109.36x = 119,624,240.72
  5. Step 5: Solve for x
    x = 119,624,240.72/13,109.36
  6. Step 6: Final answer
    x = 9,125.10

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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.