Home / 22,739.41-31,371.69-14,238.01

Finding the Fourth Proportional to 22,739.41, 31,371.69 and 14,238.01

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Solution

The fourth proportional to 22,739.41, 31,371.69 and 14,238.01 is: 19,643.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,739.41 : 31,371.69 = 14,238.01 : x
  2. Step 2: Convert to fraction form
    22,739.41/31,371.69 = 14,238.01/x
  3. Step 3: Cross multiply
    22,739.41x = 31,371.69 × 14,238.01
  4. Step 4: Simplify right side
    22,739.41x = 446,670,435.94
  5. Step 5: Solve for x
    x = 446,670,435.94/22,739.41
  6. Step 6: Final answer
    x = 19,643.01

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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.