Home / 18,926.36-26,110.86-11,848.04

Finding the Fourth Proportional to 18,926.36, 26,110.86 and 11,848.04

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Solution

The fourth proportional to 18,926.36, 26,110.86 and 11,848.04 is: 16,345.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,926.36 : 26,110.86 = 11,848.04 : x
  2. Step 2: Convert to fraction form
    18,926.36/26,110.86 = 11,848.04/x
  3. Step 3: Cross multiply
    18,926.36x = 26,110.86 × 11,848.04
  4. Step 4: Simplify right side
    18,926.36x = 309,362,513.71
  5. Step 5: Solve for x
    x = 309,362,513.71/18,926.36
  6. Step 6: Final answer
    x = 16,345.59

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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.