Home / 46,211.76-69,260.04-21,225.24

Finding the Fourth Proportional to 46,211.76, 69,260.04 and 21,225.24

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Solution

The fourth proportional to 46,211.76, 69,260.04 and 21,225.24 is: 31,811.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,211.76 : 69,260.04 = 21,225.24 : x
  2. Step 2: Convert to fraction form
    46,211.76/69,260.04 = 21,225.24/x
  3. Step 3: Cross multiply
    46,211.76x = 69,260.04 × 21,225.24
  4. Step 4: Simplify right side
    46,211.76x = 1,470,060,971.41
  5. Step 5: Solve for x
    x = 1,470,060,971.41/46,211.76
  6. Step 6: Final answer
    x = 31,811.40

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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.