Home / 19,659.83-29,508.26-13,090.59

Finding the Fourth Proportional to 19,659.83, 29,508.26 and 13,090.59

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Solution

The fourth proportional to 19,659.83, 29,508.26 and 13,090.59 is: 19,648.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,659.83 : 29,508.26 = 13,090.59 : x
  2. Step 2: Convert to fraction form
    19,659.83/29,508.26 = 13,090.59/x
  3. Step 3: Cross multiply
    19,659.83x = 29,508.26 × 13,090.59
  4. Step 4: Simplify right side
    19,659.83x = 386,280,467.82
  5. Step 5: Solve for x
    x = 386,280,467.82/19,659.83
  6. Step 6: Final answer
    x = 19,648.21

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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.