Home / 19,141.44-26,408-14,117.68

Finding the Fourth Proportional to 19,141.44, 26,408 and 14,117.68

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Solution

The fourth proportional to 19,141.44, 26,408 and 14,117.68 is: 19,477.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,141.44 : 26,408 = 14,117.68 : x
  2. Step 2: Convert to fraction form
    19,141.44/26,408 = 14,117.68/x
  3. Step 3: Cross multiply
    19,141.44x = 26,408 × 14,117.68
  4. Step 4: Simplify right side
    19,141.44x = 372,819,693.44
  5. Step 5: Solve for x
    x = 372,819,693.44/19,141.44
  6. Step 6: Final answer
    x = 19,477.10

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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.