Home / 19,941.19-29,899.33-7,454.63

Finding the Fourth Proportional to 19,941.19, 29,899.33 and 7,454.63

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Solution

The fourth proportional to 19,941.19, 29,899.33 and 7,454.63 is: 11,177.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,941.19 : 29,899.33 = 7,454.63 : x
  2. Step 2: Convert to fraction form
    19,941.19/29,899.33 = 7,454.63/x
  3. Step 3: Cross multiply
    19,941.19x = 29,899.33 × 7,454.63
  4. Step 4: Simplify right side
    19,941.19x = 222,888,498.51
  5. Step 5: Solve for x
    x = 222,888,498.51/19,941.19
  6. Step 6: Final answer
    x = 11,177.29

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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.