Home / 29,370.09-40,530.74-15,941.33

Finding the Fourth Proportional to 29,370.09, 40,530.74 and 15,941.33

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Solution

The fourth proportional to 29,370.09, 40,530.74 and 15,941.33 is: 21,999.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,370.09 : 40,530.74 = 15,941.33 : x
  2. Step 2: Convert to fraction form
    29,370.09/40,530.74 = 15,941.33/x
  3. Step 3: Cross multiply
    29,370.09x = 40,530.74 × 15,941.33
  4. Step 4: Simplify right side
    29,370.09x = 646,113,901.48
  5. Step 5: Solve for x
    x = 646,113,901.48/29,370.09
  6. Step 6: Final answer
    x = 21,999.04

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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.