Home / 23,130-34,705.56-11,277.24

Finding the Fourth Proportional to 23,130, 34,705.56 and 11,277.24

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Solution

The fourth proportional to 23,130, 34,705.56 and 11,277.24 is: 16,921.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,130 : 34,705.56 = 11,277.24 : x
  2. Step 2: Convert to fraction form
    23,130/34,705.56 = 11,277.24/x
  3. Step 3: Cross multiply
    23,130x = 34,705.56 × 11,277.24
  4. Step 4: Simplify right side
    23,130x = 391,382,929.45
  5. Step 5: Solve for x
    x = 391,382,929.45/23,130
  6. Step 6: Final answer
    x = 16,921.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.