Home / 19,013.10-26,184.03-18,606.06

Finding the Fourth Proportional to 19,013.10, 26,184.03 and 18,606.06

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Solution

The fourth proportional to 19,013.10, 26,184.03 and 18,606.06 is: 25,623.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,013.10 : 26,184.03 = 18,606.06 : x
  2. Step 2: Convert to fraction form
    19,013.10/26,184.03 = 18,606.06/x
  3. Step 3: Cross multiply
    19,013.10x = 26,184.03 × 18,606.06
  4. Step 4: Simplify right side
    19,013.10x = 487,181,633.22
  5. Step 5: Solve for x
    x = 487,181,633.22/19,013.10
  6. Step 6: Final answer
    x = 25,623.47

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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.