Home / 25,945.54-35,804.91-15,045.79

Finding the Fourth Proportional to 25,945.54, 35,804.91 and 15,045.79

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Solution

The fourth proportional to 25,945.54, 35,804.91 and 15,045.79 is: 20,763.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,945.54 : 35,804.91 = 15,045.79 : x
  2. Step 2: Convert to fraction form
    25,945.54/35,804.91 = 15,045.79/x
  3. Step 3: Cross multiply
    25,945.54x = 35,804.91 × 15,045.79
  4. Step 4: Simplify right side
    25,945.54x = 538,713,156.83
  5. Step 5: Solve for x
    x = 538,713,156.83/25,945.54
  6. Step 6: Final answer
    x = 20,763.23

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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.