Home / 19,708.03-29,432.10-17,530.75

Finding the Fourth Proportional to 19,708.03, 29,432.10 and 17,530.75

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Solution

The fourth proportional to 19,708.03, 29,432.10 and 17,530.75 is: 26,180.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,708.03 : 29,432.10 = 17,530.75 : x
  2. Step 2: Convert to fraction form
    19,708.03/29,432.10 = 17,530.75/x
  3. Step 3: Cross multiply
    19,708.03x = 29,432.10 × 17,530.75
  4. Step 4: Simplify right side
    19,708.03x = 515,966,787.08
  5. Step 5: Solve for x
    x = 515,966,787.08/19,708.03
  6. Step 6: Final answer
    x = 26,180.54

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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.