Home / 16,779.48-23,155.26-9,327

Finding the Fourth Proportional to 16,779.48, 23,155.26 and 9,327

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Solution

The fourth proportional to 16,779.48, 23,155.26 and 9,327 is: 12,871.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,779.48 : 23,155.26 = 9,327 : x
  2. Step 2: Convert to fraction form
    16,779.48/23,155.26 = 9,327/x
  3. Step 3: Cross multiply
    16,779.48x = 23,155.26 × 9,327
  4. Step 4: Simplify right side
    16,779.48x = 215,969,110.02
  5. Step 5: Solve for x
    x = 215,969,110.02/16,779.48
  6. Step 6: Final answer
    x = 12,871.03

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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.