Home / 32,652.48-45,060.79-18,315.33

Finding the Fourth Proportional to 32,652.48, 45,060.79 and 18,315.33

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Solution

The fourth proportional to 32,652.48, 45,060.79 and 18,315.33 is: 25,275.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,652.48 : 45,060.79 = 18,315.33 : x
  2. Step 2: Convert to fraction form
    32,652.48/45,060.79 = 18,315.33/x
  3. Step 3: Cross multiply
    32,652.48x = 45,060.79 × 18,315.33
  4. Step 4: Simplify right side
    32,652.48x = 825,303,238.91
  5. Step 5: Solve for x
    x = 825,303,238.91/32,652.48
  6. Step 6: Final answer
    x = 25,275.36

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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.