Home / 31,048.49-42,844.79-16,901.03

Finding the Fourth Proportional to 31,048.49, 42,844.79 and 16,901.03

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Solution

The fourth proportional to 31,048.49, 42,844.79 and 16,901.03 is: 23,322.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,048.49 : 42,844.79 = 16,901.03 : x
  2. Step 2: Convert to fraction form
    31,048.49/42,844.79 = 16,901.03/x
  3. Step 3: Cross multiply
    31,048.49x = 42,844.79 × 16,901.03
  4. Step 4: Simplify right side
    31,048.49x = 724,121,230.50
  5. Step 5: Solve for x
    x = 724,121,230.50/31,048.49
  6. Step 6: Final answer
    x = 23,322.27

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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.