Home / 19,361.42-26,719.83-10,866.23

Finding the Fourth Proportional to 19,361.42, 26,719.83 and 10,866.23

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Solution

The fourth proportional to 19,361.42, 26,719.83 and 10,866.23 is: 14,996.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,361.42 : 26,719.83 = 10,866.23 : x
  2. Step 2: Convert to fraction form
    19,361.42/26,719.83 = 10,866.23/x
  3. Step 3: Cross multiply
    19,361.42x = 26,719.83 × 10,866.23
  4. Step 4: Simplify right side
    19,361.42x = 290,343,684.74
  5. Step 5: Solve for x
    x = 290,343,684.74/19,361.42
  6. Step 6: Final answer
    x = 14,996.00

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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.