Home / 45,785.16-63,161.22-28,810.44

Finding the Fourth Proportional to 45,785.16, 63,161.22 and 28,810.44

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Solution

The fourth proportional to 45,785.16, 63,161.22 and 28,810.44 is: 39,744.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,785.16 : 63,161.22 = 28,810.44 : x
  2. Step 2: Convert to fraction form
    45,785.16/63,161.22 = 28,810.44/x
  3. Step 3: Cross multiply
    45,785.16x = 63,161.22 × 28,810.44
  4. Step 4: Simplify right side
    45,785.16x = 1,819,702,539.14
  5. Step 5: Solve for x
    x = 1,819,702,539.14/45,785.16
  6. Step 6: Final answer
    x = 39,744.37

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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.