Home / 45,786.47-63,187.49-25,639.34

Finding the Fourth Proportional to 45,786.47, 63,187.49 and 25,639.34

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Solution

The fourth proportional to 45,786.47, 63,187.49 and 25,639.34 is: 35,383.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,786.47 : 63,187.49 = 25,639.34 : x
  2. Step 2: Convert to fraction form
    45,786.47/63,187.49 = 25,639.34/x
  3. Step 3: Cross multiply
    45,786.47x = 63,187.49 × 25,639.34
  4. Step 4: Simplify right side
    45,786.47x = 1,620,085,288.02
  5. Step 5: Solve for x
    x = 1,620,085,288.02/45,786.47
  6. Step 6: Final answer
    x = 35,383.50

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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.