Home / 19,055.64-26,287.96-12,343.48

Finding the Fourth Proportional to 19,055.64, 26,287.96 and 12,343.48

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Solution

The fourth proportional to 19,055.64, 26,287.96 and 12,343.48 is: 17,028.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,055.64 : 26,287.96 = 12,343.48 : x
  2. Step 2: Convert to fraction form
    19,055.64/26,287.96 = 12,343.48/x
  3. Step 3: Cross multiply
    19,055.64x = 26,287.96 × 12,343.48
  4. Step 4: Simplify right side
    19,055.64x = 324,484,908.50
  5. Step 5: Solve for x
    x = 324,484,908.50/19,055.64
  6. Step 6: Final answer
    x = 17,028.29

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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.