Home / 12,053.40-18,077.19-3,288.36

Finding the Fourth Proportional to 12,053.40, 18,077.19 and 3,288.36

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Solution

The fourth proportional to 12,053.40, 18,077.19 and 3,288.36 is: 4,931.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,053.40 : 18,077.19 = 3,288.36 : x
  2. Step 2: Convert to fraction form
    12,053.40/18,077.19 = 3,288.36/x
  3. Step 3: Cross multiply
    12,053.40x = 18,077.19 × 3,288.36
  4. Step 4: Simplify right side
    12,053.40x = 59,444,308.51
  5. Step 5: Solve for x
    x = 59,444,308.51/12,053.40
  6. Step 6: Final answer
    x = 4,931.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.