Home / 29,331.47-40,455.92-19,256.23

Finding the Fourth Proportional to 29,331.47, 40,455.92 and 19,256.23

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Solution

The fourth proportional to 29,331.47, 40,455.92 and 19,256.23 is: 26,559.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,331.47 : 40,455.92 = 19,256.23 : x
  2. Step 2: Convert to fraction form
    29,331.47/40,455.92 = 19,256.23/x
  3. Step 3: Cross multiply
    29,331.47x = 40,455.92 × 19,256.23
  4. Step 4: Simplify right side
    29,331.47x = 779,028,404.10
  5. Step 5: Solve for x
    x = 779,028,404.10/29,331.47
  6. Step 6: Final answer
    x = 26,559.48

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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.