Home / 19,455.24-26,848.26-11,501.40

Finding the Fourth Proportional to 19,455.24, 26,848.26 and 11,501.40

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Solution

The fourth proportional to 19,455.24, 26,848.26 and 11,501.40 is: 15,871.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,455.24 : 26,848.26 = 11,501.40 : x
  2. Step 2: Convert to fraction form
    19,455.24/26,848.26 = 11,501.40/x
  3. Step 3: Cross multiply
    19,455.24x = 26,848.26 × 11,501.40
  4. Step 4: Simplify right side
    19,455.24x = 308,792,577.56
  5. Step 5: Solve for x
    x = 308,792,577.56/19,455.24
  6. Step 6: Final answer
    x = 15,871.95

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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.