Home / 19,018.02-26,251.47-13,069.38

Finding the Fourth Proportional to 19,018.02, 26,251.47 and 13,069.38

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Solution

The fourth proportional to 19,018.02, 26,251.47 and 13,069.38 is: 18,040.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,018.02 : 26,251.47 = 13,069.38 : x
  2. Step 2: Convert to fraction form
    19,018.02/26,251.47 = 13,069.38/x
  3. Step 3: Cross multiply
    19,018.02x = 26,251.47 × 13,069.38
  4. Step 4: Simplify right side
    19,018.02x = 343,090,436.99
  5. Step 5: Solve for x
    x = 343,090,436.99/19,018.02
  6. Step 6: Final answer
    x = 18,040.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.