Home / 34,179.81-51,271.26-10,485.64

Finding the Fourth Proportional to 34,179.81, 51,271.26 and 10,485.64

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Solution

The fourth proportional to 34,179.81, 51,271.26 and 10,485.64 is: 15,728.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,179.81 : 51,271.26 = 10,485.64 : x
  2. Step 2: Convert to fraction form
    34,179.81/51,271.26 = 10,485.64/x
  3. Step 3: Cross multiply
    34,179.81x = 51,271.26 × 10,485.64
  4. Step 4: Simplify right side
    34,179.81x = 537,611,974.71
  5. Step 5: Solve for x
    x = 537,611,974.71/34,179.81
  6. Step 6: Final answer
    x = 15,728.93

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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.