Home / 21,448.02-32,126.77-17,208.32

Finding the Fourth Proportional to 21,448.02, 32,126.77 and 17,208.32

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Solution

The fourth proportional to 21,448.02, 32,126.77 and 17,208.32 is: 25,776.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,448.02 : 32,126.77 = 17,208.32 : x
  2. Step 2: Convert to fraction form
    21,448.02/32,126.77 = 17,208.32/x
  3. Step 3: Cross multiply
    21,448.02x = 32,126.77 × 17,208.32
  4. Step 4: Simplify right side
    21,448.02x = 552,847,658.41
  5. Step 5: Solve for x
    x = 552,847,658.41/21,448.02
  6. Step 6: Final answer
    x = 25,776.16

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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.