Home / 13,816.56-19,058.04-11,302.32

Finding the Fourth Proportional to 13,816.56, 19,058.04 and 11,302.32

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Solution

The fourth proportional to 13,816.56, 19,058.04 and 11,302.32 is: 15,589.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,816.56 : 19,058.04 = 11,302.32 : x
  2. Step 2: Convert to fraction form
    13,816.56/19,058.04 = 11,302.32/x
  3. Step 3: Cross multiply
    13,816.56x = 19,058.04 × 11,302.32
  4. Step 4: Simplify right side
    13,816.56x = 215,400,066.65
  5. Step 5: Solve for x
    x = 215,400,066.65/13,816.56
  6. Step 6: Final answer
    x = 15,589.99

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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.