Home / 32,782.61-45,229.43-19,358.34

Finding the Fourth Proportional to 32,782.61, 45,229.43 and 19,358.34

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Solution

The fourth proportional to 32,782.61, 45,229.43 and 19,358.34 is: 26,708.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,782.61 : 45,229.43 = 19,358.34 : x
  2. Step 2: Convert to fraction form
    32,782.61/45,229.43 = 19,358.34/x
  3. Step 3: Cross multiply
    32,782.61x = 45,229.43 × 19,358.34
  4. Step 4: Simplify right side
    32,782.61x = 875,566,587.15
  5. Step 5: Solve for x
    x = 875,566,587.15/32,782.61
  6. Step 6: Final answer
    x = 26,708.27

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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.