Home / 18,316.25-25,287.79-14,059.16

Finding the Fourth Proportional to 18,316.25, 25,287.79 and 14,059.16

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Solution

The fourth proportional to 18,316.25, 25,287.79 and 14,059.16 is: 19,410.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,316.25 : 25,287.79 = 14,059.16 : x
  2. Step 2: Convert to fraction form
    18,316.25/25,287.79 = 14,059.16/x
  3. Step 3: Cross multiply
    18,316.25x = 25,287.79 × 14,059.16
  4. Step 4: Simplify right side
    18,316.25x = 355,525,115.35
  5. Step 5: Solve for x
    x = 355,525,115.35/18,316.25
  6. Step 6: Final answer
    x = 19,410.36

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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.