Home / 19,163.94-26,438.72-14,140.22

Finding the Fourth Proportional to 19,163.94, 26,438.72 and 14,140.22

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Solution

The fourth proportional to 19,163.94, 26,438.72 and 14,140.22 is: 19,507.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,163.94 : 26,438.72 = 14,140.22 : x
  2. Step 2: Convert to fraction form
    19,163.94/26,438.72 = 14,140.22/x
  3. Step 3: Cross multiply
    19,163.94x = 26,438.72 × 14,140.22
  4. Step 4: Simplify right side
    19,163.94x = 373,849,317.32
  5. Step 5: Solve for x
    x = 373,849,317.32/19,163.94
  6. Step 6: Final answer
    x = 19,507.96

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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.