Home / 19,029.09-26,242.61-13,050.21

Finding the Fourth Proportional to 19,029.09, 26,242.61 and 13,050.21

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Solution

The fourth proportional to 19,029.09, 26,242.61 and 13,050.21 is: 17,997.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,029.09 : 26,242.61 = 13,050.21 : x
  2. Step 2: Convert to fraction form
    19,029.09/26,242.61 = 13,050.21/x
  3. Step 3: Cross multiply
    19,029.09x = 26,242.61 × 13,050.21
  4. Step 4: Simplify right side
    19,029.09x = 342,471,506.20
  5. Step 5: Solve for x
    x = 342,471,506.20/19,029.09
  6. Step 6: Final answer
    x = 17,997.26

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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.