Home / 31,497.05-43,466.83-18,070.70

Finding the Fourth Proportional to 31,497.05, 43,466.83 and 18,070.70

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Solution

The fourth proportional to 31,497.05, 43,466.83 and 18,070.70 is: 24,938.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,497.05 : 43,466.83 = 18,070.70 : x
  2. Step 2: Convert to fraction form
    31,497.05/43,466.83 = 18,070.70/x
  3. Step 3: Cross multiply
    31,497.05x = 43,466.83 × 18,070.70
  4. Step 4: Simplify right side
    31,497.05x = 785,475,782.37
  5. Step 5: Solve for x
    x = 785,475,782.37/31,497.05
  6. Step 6: Final answer
    x = 24,938.07

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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.