Home / 31,021.50-46,536.56-9,956.60

Finding the Fourth Proportional to 31,021.50, 46,536.56 and 9,956.60

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Solution

The fourth proportional to 31,021.50, 46,536.56 and 9,956.60 is: 14,936.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,021.50 : 46,536.56 = 9,956.60 : x
  2. Step 2: Convert to fraction form
    31,021.50/46,536.56 = 9,956.60/x
  3. Step 3: Cross multiply
    31,021.50x = 46,536.56 × 9,956.60
  4. Step 4: Simplify right side
    31,021.50x = 463,345,913.30
  5. Step 5: Solve for x
    x = 463,345,913.30/31,021.50
  6. Step 6: Final answer
    x = 14,936.28

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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.