Home / 20,573.64-30,817.38-17,055.30

Finding the Fourth Proportional to 20,573.64, 30,817.38 and 17,055.30

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Solution

The fourth proportional to 20,573.64, 30,817.38 and 17,055.30 is: 25,547.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,573.64 : 30,817.38 = 17,055.30 : x
  2. Step 2: Convert to fraction form
    20,573.64/30,817.38 = 17,055.30/x
  3. Step 3: Cross multiply
    20,573.64x = 30,817.38 × 17,055.30
  4. Step 4: Simplify right side
    20,573.64x = 525,599,661.11
  5. Step 5: Solve for x
    x = 525,599,661.11/20,573.64
  6. Step 6: Final answer
    x = 25,547.24

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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.