Home / 21,830.09-32,745.35-17,475.23

Finding the Fourth Proportional to 21,830.09, 32,745.35 and 17,475.23

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Solution

The fourth proportional to 21,830.09, 32,745.35 and 17,475.23 is: 26,213.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,830.09 : 32,745.35 = 17,475.23 : x
  2. Step 2: Convert to fraction form
    21,830.09/32,745.35 = 17,475.23/x
  3. Step 3: Cross multiply
    21,830.09x = 32,745.35 × 17,475.23
  4. Step 4: Simplify right side
    21,830.09x = 572,232,271.58
  5. Step 5: Solve for x
    x = 572,232,271.58/21,830.09
  6. Step 6: Final answer
    x = 26,213.01

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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.