Home / 45,617.95-62,949.34-28,621.31

Finding the Fourth Proportional to 45,617.95, 62,949.34 and 28,621.31

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Solution

The fourth proportional to 45,617.95, 62,949.34 and 28,621.31 is: 39,495.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,617.95 : 62,949.34 = 28,621.31 : x
  2. Step 2: Convert to fraction form
    45,617.95/62,949.34 = 28,621.31/x
  3. Step 3: Cross multiply
    45,617.95x = 62,949.34 × 28,621.31
  4. Step 4: Simplify right side
    45,617.95x = 1,801,692,574.44
  5. Step 5: Solve for x
    x = 1,801,692,574.44/45,617.95
  6. Step 6: Final answer
    x = 39,495.26

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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.