Home / 31,323.96-43,225.02-17,173.98

Finding the Fourth Proportional to 31,323.96, 43,225.02 and 17,173.98

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Solution

The fourth proportional to 31,323.96, 43,225.02 and 17,173.98 is: 23,698.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,323.96 : 43,225.02 = 17,173.98 : x
  2. Step 2: Convert to fraction form
    31,323.96/43,225.02 = 17,173.98/x
  3. Step 3: Cross multiply
    31,323.96x = 43,225.02 × 17,173.98
  4. Step 4: Simplify right side
    31,323.96x = 742,345,628.98
  5. Step 5: Solve for x
    x = 742,345,628.98/31,323.96
  6. Step 6: Final answer
    x = 23,698.97

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1.5x scale

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.