Home / 45,698.78-63,063.96-25,555.70

Finding the Fourth Proportional to 45,698.78, 63,063.96 and 25,555.70

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Solution

The fourth proportional to 45,698.78, 63,063.96 and 25,555.70 is: 35,266.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,698.78 : 63,063.96 = 25,555.70 : x
  2. Step 2: Convert to fraction form
    45,698.78/63,063.96 = 25,555.70/x
  3. Step 3: Cross multiply
    45,698.78x = 63,063.96 × 25,555.70
  4. Step 4: Simplify right side
    45,698.78x = 1,611,643,642.57
  5. Step 5: Solve for x
    x = 1,611,643,642.57/45,698.78
  6. Step 6: Final answer
    x = 35,266.67

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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.