Home / 30,946.06-46,423.41-15,359.50

Finding the Fourth Proportional to 30,946.06, 46,423.41 and 15,359.50

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Solution

The fourth proportional to 30,946.06, 46,423.41 and 15,359.50 is: 23,041.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,946.06 : 46,423.41 = 15,359.50 : x
  2. Step 2: Convert to fraction form
    30,946.06/46,423.41 = 15,359.50/x
  3. Step 3: Cross multiply
    30,946.06x = 46,423.41 × 15,359.50
  4. Step 4: Simplify right side
    30,946.06x = 713,040,365.90
  5. Step 5: Solve for x
    x = 713,040,365.90/30,946.06
  6. Step 6: Final answer
    x = 23,041.39

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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.