Home / 29,370.29-40,531.04-15,941.54

Finding the Fourth Proportional to 29,370.29, 40,531.04 and 15,941.54

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Solution

The fourth proportional to 29,370.29, 40,531.04 and 15,941.54 is: 21,999.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,370.29 : 40,531.04 = 15,941.54 : x
  2. Step 2: Convert to fraction form
    29,370.29/40,531.04 = 15,941.54/x
  3. Step 3: Cross multiply
    29,370.29x = 40,531.04 × 15,941.54
  4. Step 4: Simplify right side
    29,370.29x = 646,127,195.40
  5. Step 5: Solve for x
    x = 646,127,195.40/29,370.29
  6. Step 6: Final answer
    x = 21,999.35

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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.