Home / 32,739.19-45,173.09-19,305.54

Finding the Fourth Proportional to 32,739.19, 45,173.09 and 19,305.54

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Solution

The fourth proportional to 32,739.19, 45,173.09 and 19,305.54 is: 26,637.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,739.19 : 45,173.09 = 19,305.54 : x
  2. Step 2: Convert to fraction form
    32,739.19/45,173.09 = 19,305.54/x
  3. Step 3: Cross multiply
    32,739.19x = 45,173.09 × 19,305.54
  4. Step 4: Simplify right side
    32,739.19x = 872,090,944.18
  5. Step 5: Solve for x
    x = 872,090,944.18/32,739.19
  6. Step 6: Final answer
    x = 26,637.53

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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.