Home / 29,035.24-40,085.22-19,128.04

Finding the Fourth Proportional to 29,035.24, 40,085.22 and 19,128.04

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Solution

The fourth proportional to 29,035.24, 40,085.22 and 19,128.04 is: 26,407.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,035.24 : 40,085.22 = 19,128.04 : x
  2. Step 2: Convert to fraction form
    29,035.24/40,085.22 = 19,128.04/x
  3. Step 3: Cross multiply
    29,035.24x = 40,085.22 × 19,128.04
  4. Step 4: Simplify right side
    29,035.24x = 766,751,691.57
  5. Step 5: Solve for x
    x = 766,751,691.57/29,035.24
  6. Step 6: Final answer
    x = 26,407.62

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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.