Home / 17,122.02-25,681.89-5,434.33

Finding the Fourth Proportional to 17,122.02, 25,681.89 and 5,434.33

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Solution

The fourth proportional to 17,122.02, 25,681.89 and 5,434.33 is: 8,151.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,122.02 : 25,681.89 = 5,434.33 : x
  2. Step 2: Convert to fraction form
    17,122.02/25,681.89 = 5,434.33/x
  3. Step 3: Cross multiply
    17,122.02x = 25,681.89 × 5,434.33
  4. Step 4: Simplify right side
    17,122.02x = 139,563,865.28
  5. Step 5: Solve for x
    x = 139,563,865.28/17,122.02
  6. Step 6: Final answer
    x = 8,151.13

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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.