Home / 45,786.36-63,186.58-25,643.20

Finding the Fourth Proportional to 45,786.36, 63,186.58 and 25,643.20

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Solution

The fourth proportional to 45,786.36, 63,186.58 and 25,643.20 is: 35,388.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,786.36 : 63,186.58 = 25,643.20 : x
  2. Step 2: Convert to fraction form
    45,786.36/63,186.58 = 25,643.20/x
  3. Step 3: Cross multiply
    45,786.36x = 63,186.58 × 25,643.20
  4. Step 4: Simplify right side
    45,786.36x = 1,620,306,108.26
  5. Step 5: Solve for x
    x = 1,620,306,108.26/45,786.36
  6. Step 6: Final answer
    x = 35,388.40

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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.