Home / 29,357.49-40,520.54-18,029.69

Finding the Fourth Proportional to 29,357.49, 40,520.54 and 18,029.69

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Solution

The fourth proportional to 29,357.49, 40,520.54 and 18,029.69 is: 24,885.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,357.49 : 40,520.54 = 18,029.69 : x
  2. Step 2: Convert to fraction form
    29,357.49/40,520.54 = 18,029.69/x
  3. Step 3: Cross multiply
    29,357.49x = 40,520.54 × 18,029.69
  4. Step 4: Simplify right side
    29,357.49x = 730,572,617.30
  5. Step 5: Solve for x
    x = 730,572,617.30/29,357.49
  6. Step 6: Final answer
    x = 24,885.39

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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.