Home / 18,954.54-26,157.47-10,571.18

Finding the Fourth Proportional to 18,954.54, 26,157.47 and 10,571.18

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Solution

The fourth proportional to 18,954.54, 26,157.47 and 10,571.18 is: 14,588.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,954.54 : 26,157.47 = 10,571.18 : x
  2. Step 2: Convert to fraction form
    18,954.54/26,157.47 = 10,571.18/x
  3. Step 3: Cross multiply
    18,954.54x = 26,157.47 × 10,571.18
  4. Step 4: Simplify right side
    18,954.54x = 276,515,323.71
  5. Step 5: Solve for x
    x = 276,515,323.71/18,954.54
  6. Step 6: Final answer
    x = 14,588.34

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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.