Home / 43,930.64-65,896.76-15,852.80

Finding the Fourth Proportional to 43,930.64, 65,896.76 and 15,852.80

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Solution

The fourth proportional to 43,930.64, 65,896.76 and 15,852.80 is: 23,779.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,930.64 : 65,896.76 = 15,852.80 : x
  2. Step 2: Convert to fraction form
    43,930.64/65,896.76 = 15,852.80/x
  3. Step 3: Cross multiply
    43,930.64x = 65,896.76 × 15,852.80
  4. Step 4: Simplify right side
    43,930.64x = 1,044,648,156.93
  5. Step 5: Solve for x
    x = 1,044,648,156.93/43,930.64
  6. Step 6: Final answer
    x = 23,779.49

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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.