Home / 46,620.45-64,314.18-31,518.41

Finding the Fourth Proportional to 46,620.45, 64,314.18 and 31,518.41

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Solution

The fourth proportional to 46,620.45, 64,314.18 and 31,518.41 is: 43,480.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,620.45 : 64,314.18 = 31,518.41 : x
  2. Step 2: Convert to fraction form
    46,620.45/64,314.18 = 31,518.41/x
  3. Step 3: Cross multiply
    46,620.45x = 64,314.18 × 31,518.41
  4. Step 4: Simplify right side
    46,620.45x = 2,027,080,372.48
  5. Step 5: Solve for x
    x = 2,027,080,372.48/46,620.45
  6. Step 6: Final answer
    x = 43,480.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.