Home / 45,785.46-63,185.49-25,643.19

Finding the Fourth Proportional to 45,785.46, 63,185.49 and 25,643.19

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Solution

The fourth proportional to 45,785.46, 63,185.49 and 25,643.19 is: 35,388.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,785.46 : 63,185.49 = 25,643.19 : x
  2. Step 2: Convert to fraction form
    45,785.46/63,185.49 = 25,643.19/x
  3. Step 3: Cross multiply
    45,785.46x = 63,185.49 × 25,643.19
  4. Step 4: Simplify right side
    45,785.46x = 1,620,277,525.31
  5. Step 5: Solve for x
    x = 1,620,277,525.31/45,785.46
  6. Step 6: Final answer
    x = 35,388.47

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Double scale
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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.