Home / 45,808.72-63,211.08-33,878.80

Finding the Fourth Proportional to 45,808.72, 63,211.08 and 33,878.80

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Solution

The fourth proportional to 45,808.72, 63,211.08 and 33,878.80 is: 46,749.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,808.72 : 63,211.08 = 33,878.80 : x
  2. Step 2: Convert to fraction form
    45,808.72/63,211.08 = 33,878.80/x
  3. Step 3: Cross multiply
    45,808.72x = 63,211.08 × 33,878.80
  4. Step 4: Simplify right side
    45,808.72x = 2,141,515,537.10
  5. Step 5: Solve for x
    x = 2,141,515,537.10/45,808.72
  6. Step 6: Final answer
    x = 46,749.08

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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.