Home / 33,330.61-49,961.08-15,779.53

Finding the Fourth Proportional to 33,330.61, 49,961.08 and 15,779.53

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Solution

The fourth proportional to 33,330.61, 49,961.08 and 15,779.53 is: 23,652.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,330.61 : 49,961.08 = 15,779.53 : x
  2. Step 2: Convert to fraction form
    33,330.61/49,961.08 = 15,779.53/x
  3. Step 3: Cross multiply
    33,330.61x = 49,961.08 × 15,779.53
  4. Step 4: Simplify right side
    33,330.61x = 788,362,360.69
  5. Step 5: Solve for x
    x = 788,362,360.69/33,330.61
  6. Step 6: Final answer
    x = 23,652.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.