Home / 45,555.21-62,865.75-25,137.45

Finding the Fourth Proportional to 45,555.21, 62,865.75 and 25,137.45

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Solution

The fourth proportional to 45,555.21, 62,865.75 and 25,137.45 is: 34,689.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,555.21 : 62,865.75 = 25,137.45 : x
  2. Step 2: Convert to fraction form
    45,555.21/62,865.75 = 25,137.45/x
  3. Step 3: Cross multiply
    45,555.21x = 62,865.75 × 25,137.45
  4. Step 4: Simplify right side
    45,555.21x = 1,580,284,647.34
  5. Step 5: Solve for x
    x = 1,580,284,647.34/45,555.21
  6. Step 6: Final answer
    x = 34,689.44

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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.