Home / 32,739.93-45,179.01-19,311.75

Finding the Fourth Proportional to 32,739.93, 45,179.01 and 19,311.75

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Solution

The fourth proportional to 32,739.93, 45,179.01 and 19,311.75 is: 26,648.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,739.93 : 45,179.01 = 19,311.75 : x
  2. Step 2: Convert to fraction form
    32,739.93/45,179.01 = 19,311.75/x
  3. Step 3: Cross multiply
    32,739.93x = 45,179.01 × 19,311.75
  4. Step 4: Simplify right side
    32,739.93x = 872,485,746.37
  5. Step 5: Solve for x
    x = 872,485,746.37/32,739.93
  6. Step 6: Final answer
    x = 26,648.98

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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.