Home / 19,287.44-26,615.94-10,904.12

Finding the Fourth Proportional to 19,287.44, 26,615.94 and 10,904.12

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Solution

The fourth proportional to 19,287.44, 26,615.94 and 10,904.12 is: 15,047.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,287.44 : 26,615.94 = 10,904.12 : x
  2. Step 2: Convert to fraction form
    19,287.44/26,615.94 = 10,904.12/x
  3. Step 3: Cross multiply
    19,287.44x = 26,615.94 × 10,904.12
  4. Step 4: Simplify right side
    19,287.44x = 290,223,403.67
  5. Step 5: Solve for x
    x = 290,223,403.67/19,287.44
  6. Step 6: Final answer
    x = 15,047.27

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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.