Home / 19,709.03-29,433.59-17,531.75

Finding the Fourth Proportional to 19,709.03, 29,433.59 and 17,531.75

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Solution

The fourth proportional to 19,709.03, 29,433.59 and 17,531.75 is: 26,182.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,709.03 : 29,433.59 = 17,531.75 : x
  2. Step 2: Convert to fraction form
    19,709.03/29,433.59 = 17,531.75/x
  3. Step 3: Cross multiply
    19,709.03x = 29,433.59 × 17,531.75
  4. Step 4: Simplify right side
    19,709.03x = 516,022,341.48
  5. Step 5: Solve for x
    x = 516,022,341.48/19,709.03
  6. Step 6: Final answer
    x = 26,182.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.