Home / 13,901.08-19,184.87-7,933.64

Finding the Fourth Proportional to 13,901.08, 19,184.87 and 7,933.64

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Solution

The fourth proportional to 13,901.08, 19,184.87 and 7,933.64 is: 10,949.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,901.08 : 19,184.87 = 7,933.64 : x
  2. Step 2: Convert to fraction form
    13,901.08/19,184.87 = 7,933.64/x
  3. Step 3: Cross multiply
    13,901.08x = 19,184.87 × 7,933.64
  4. Step 4: Simplify right side
    13,901.08x = 152,205,911.17
  5. Step 5: Solve for x
    x = 152,205,911.17/13,901.08
  6. Step 6: Final answer
    x = 10,949.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.