Home / 45,954.09-63,416.25-25,811.28

Finding the Fourth Proportional to 45,954.09, 63,416.25 and 25,811.28

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Solution

The fourth proportional to 45,954.09, 63,416.25 and 25,811.28 is: 35,619.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,954.09 : 63,416.25 = 25,811.28 : x
  2. Step 2: Convert to fraction form
    45,954.09/63,416.25 = 25,811.28/x
  3. Step 3: Cross multiply
    45,954.09x = 63,416.25 × 25,811.28
  4. Step 4: Simplify right side
    45,954.09x = 1,636,854,585.30
  5. Step 5: Solve for x
    x = 1,636,854,585.30/45,954.09
  6. Step 6: Final answer
    x = 35,619.34

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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.