Home / 31,150.40-46,630.26-28,814.58

Finding the Fourth Proportional to 31,150.40, 46,630.26 and 28,814.58

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Solution

The fourth proportional to 31,150.40, 46,630.26 and 28,814.58 is: 43,133.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,150.40 : 46,630.26 = 28,814.58 : x
  2. Step 2: Convert to fraction form
    31,150.40/46,630.26 = 28,814.58/x
  3. Step 3: Cross multiply
    31,150.40x = 46,630.26 × 28,814.58
  4. Step 4: Simplify right side
    31,150.40x = 1,343,631,243.36
  5. Step 5: Solve for x
    x = 1,343,631,243.36/31,150.40
  6. Step 6: Final answer
    x = 43,133.68

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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.