Home / 34,479.89-51,718.80-9,521.46

Finding the Fourth Proportional to 34,479.89, 51,718.80 and 9,521.46

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Solution

The fourth proportional to 34,479.89, 51,718.80 and 9,521.46 is: 14,281.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,479.89 : 51,718.80 = 9,521.46 : x
  2. Step 2: Convert to fraction form
    34,479.89/51,718.80 = 9,521.46/x
  3. Step 3: Cross multiply
    34,479.89x = 51,718.80 × 9,521.46
  4. Step 4: Simplify right side
    34,479.89x = 492,438,485.45
  5. Step 5: Solve for x
    x = 492,438,485.45/34,479.89
  6. Step 6: Final answer
    x = 14,281.90

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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.