Home / 19,185.56-26,471.43-10,802.06

Finding the Fourth Proportional to 19,185.56, 26,471.43 and 10,802.06

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Solution

The fourth proportional to 19,185.56, 26,471.43 and 10,802.06 is: 14,904.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,185.56 : 26,471.43 = 10,802.06 : x
  2. Step 2: Convert to fraction form
    19,185.56/26,471.43 = 10,802.06/x
  3. Step 3: Cross multiply
    19,185.56x = 26,471.43 × 10,802.06
  4. Step 4: Simplify right side
    19,185.56x = 285,945,975.15
  5. Step 5: Solve for x
    x = 285,945,975.15/19,185.56
  6. Step 6: Final answer
    x = 14,904.23

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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.