Home / 30,997.13-46,495.71-10,220.63

Finding the Fourth Proportional to 30,997.13, 46,495.71 and 10,220.63

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Solution

The fourth proportional to 30,997.13, 46,495.71 and 10,220.63 is: 15,330.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,997.13 : 46,495.71 = 10,220.63 : x
  2. Step 2: Convert to fraction form
    30,997.13/46,495.71 = 10,220.63/x
  3. Step 3: Cross multiply
    30,997.13x = 46,495.71 × 10,220.63
  4. Step 4: Simplify right side
    30,997.13x = 475,215,216.02
  5. Step 5: Solve for x
    x = 475,215,216.02/30,997.13
  6. Step 6: Final answer
    x = 15,330.94

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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.