Home / 31,279.22-46,903.44-14,630.48

Finding the Fourth Proportional to 31,279.22, 46,903.44 and 14,630.48

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Solution

The fourth proportional to 31,279.22, 46,903.44 and 14,630.48 is: 21,938.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,279.22 : 46,903.44 = 14,630.48 : x
  2. Step 2: Convert to fraction form
    31,279.22/46,903.44 = 14,630.48/x
  3. Step 3: Cross multiply
    31,279.22x = 46,903.44 × 14,630.48
  4. Step 4: Simplify right side
    31,279.22x = 686,219,840.85
  5. Step 5: Solve for x
    x = 686,219,840.85/31,279.22
  6. Step 6: Final answer
    x = 21,938.52

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1.5x scale

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.