Home / 13,495.94-18,623.55-7,528.00

Finding the Fourth Proportional to 13,495.94, 18,623.55 and 7,528.00

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Solution

The fourth proportional to 13,495.94, 18,623.55 and 7,528.00 is: 10,388.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,495.94 : 18,623.55 = 7,528.00 : x
  2. Step 2: Convert to fraction form
    13,495.94/18,623.55 = 7,528.00/x
  3. Step 3: Cross multiply
    13,495.94x = 18,623.55 × 7,528.00
  4. Step 4: Simplify right side
    13,495.94x = 140,197,991.28
  5. Step 5: Solve for x
    x = 140,197,991.28/13,495.94
  6. Step 6: Final answer
    x = 10,388.16

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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.