Home / 13,784.13-19,022.09-7,496.46

Finding the Fourth Proportional to 13,784.13, 19,022.09 and 7,496.46

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Solution

The fourth proportional to 13,784.13, 19,022.09 and 7,496.46 is: 10,345.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,784.13 : 19,022.09 = 7,496.46 : x
  2. Step 2: Convert to fraction form
    13,784.13/19,022.09 = 7,496.46/x
  3. Step 3: Cross multiply
    13,784.13x = 19,022.09 × 7,496.46
  4. Step 4: Simplify right side
    13,784.13x = 142,598,299.32
  5. Step 5: Solve for x
    x = 142,598,299.32/13,784.13
  6. Step 6: Final answer
    x = 10,345.11

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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.