Home / 45,800.51-63,181.49-28,558.72

Finding the Fourth Proportional to 45,800.51, 63,181.49 and 28,558.72

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Solution

The fourth proportional to 45,800.51, 63,181.49 and 28,558.72 is: 39,396.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,800.51 : 63,181.49 = 28,558.72 : x
  2. Step 2: Convert to fraction form
    45,800.51/63,181.49 = 28,558.72/x
  3. Step 3: Cross multiply
    45,800.51x = 63,181.49 × 28,558.72
  4. Step 4: Simplify right side
    45,800.51x = 1,804,382,482.09
  5. Step 5: Solve for x
    x = 1,804,382,482.09/45,800.51
  6. Step 6: Final answer
    x = 39,396.56

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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.