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Finding the Fourth Proportional to 45,713.88, 63,090.99 and 25,571.88

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Solution

The fourth proportional to 45,713.88, 63,090.99 and 25,571.88 is: 35,292.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,713.88 : 63,090.99 = 25,571.88 : x
  2. Step 2: Convert to fraction form
    45,713.88/63,090.99 = 25,571.88/x
  3. Step 3: Cross multiply
    45,713.88x = 63,090.99 × 25,571.88
  4. Step 4: Simplify right side
    45,713.88x = 1,613,355,225.36
  5. Step 5: Solve for x
    x = 1,613,355,225.36/45,713.88
  6. Step 6: Final answer
    x = 35,292.46

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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.