Home / 19,480.80-29,256.40-17,061.60

Finding the Fourth Proportional to 19,480.80, 29,256.40 and 17,061.60

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Solution

The fourth proportional to 19,480.80, 29,256.40 and 17,061.60 is: 25,623.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,480.80 : 29,256.40 = 17,061.60 : x
  2. Step 2: Convert to fraction form
    19,480.80/29,256.40 = 17,061.60/x
  3. Step 3: Cross multiply
    19,480.80x = 29,256.40 × 17,061.60
  4. Step 4: Simplify right side
    19,480.80x = 499,160,994.24
  5. Step 5: Solve for x
    x = 499,160,994.24/19,480.80
  6. Step 6: Final answer
    x = 25,623.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.