Home / 29,372.49-40,534.09-15,943.75

Finding the Fourth Proportional to 29,372.49, 40,534.09 and 15,943.75

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Solution

The fourth proportional to 29,372.49, 40,534.09 and 15,943.75 is: 22,002.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,372.49 : 40,534.09 = 15,943.75 : x
  2. Step 2: Convert to fraction form
    29,372.49/40,534.09 = 15,943.75/x
  3. Step 3: Cross multiply
    29,372.49x = 40,534.09 × 15,943.75
  4. Step 4: Simplify right side
    29,372.49x = 646,265,256.24
  5. Step 5: Solve for x
    x = 646,265,256.24/29,372.49
  6. Step 6: Final answer
    x = 22,002.40

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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.