Home / 29,050.20-40,041.36-20,541.33

Finding the Fourth Proportional to 29,050.20, 40,041.36 and 20,541.33

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Solution

The fourth proportional to 29,050.20, 40,041.36 and 20,541.33 is: 28,313.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,050.20 : 40,041.36 = 20,541.33 : x
  2. Step 2: Convert to fraction form
    29,050.20/40,041.36 = 20,541.33/x
  3. Step 3: Cross multiply
    29,050.20x = 40,041.36 × 20,541.33
  4. Step 4: Simplify right side
    29,050.20x = 822,502,789.41
  5. Step 5: Solve for x
    x = 822,502,789.41/29,050.20
  6. Step 6: Final answer
    x = 28,313.15

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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.