Home / 13,495.80-18,585.90-11,593.56

Finding the Fourth Proportional to 13,495.80, 18,585.90 and 11,593.56

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Solution

The fourth proportional to 13,495.80, 18,585.90 and 11,593.56 is: 15,966.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,495.80 : 18,585.90 = 11,593.56 : x
  2. Step 2: Convert to fraction form
    13,495.80/18,585.90 = 11,593.56/x
  3. Step 3: Cross multiply
    13,495.80x = 18,585.90 × 11,593.56
  4. Step 4: Simplify right side
    13,495.80x = 215,476,746.80
  5. Step 5: Solve for x
    x = 215,476,746.80/13,495.80
  6. Step 6: Final answer
    x = 15,966.21

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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.