Home / 13,823.26-19,076.10-7,535.64

Finding the Fourth Proportional to 13,823.26, 19,076.10 and 7,535.64

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Solution

The fourth proportional to 13,823.26, 19,076.10 and 7,535.64 is: 10,399.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,823.26 : 19,076.10 = 7,535.64 : x
  2. Step 2: Convert to fraction form
    13,823.26/19,076.10 = 7,535.64/x
  3. Step 3: Cross multiply
    13,823.26x = 19,076.10 × 7,535.64
  4. Step 4: Simplify right side
    13,823.26x = 143,750,622.20
  5. Step 5: Solve for x
    x = 143,750,622.20/13,823.26
  6. Step 6: Final answer
    x = 10,399.18

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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.