Home / 23,779.28-32,804.52-15,398.48

Finding the Fourth Proportional to 23,779.28, 32,804.52 and 15,398.48

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Solution

The fourth proportional to 23,779.28, 32,804.52 and 15,398.48 is: 21,242.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,779.28 : 32,804.52 = 15,398.48 : x
  2. Step 2: Convert to fraction form
    23,779.28/32,804.52 = 15,398.48/x
  3. Step 3: Cross multiply
    23,779.28x = 32,804.52 × 15,398.48
  4. Step 4: Simplify right side
    23,779.28x = 505,139,745.13
  5. Step 5: Solve for x
    x = 505,139,745.13/23,779.28
  6. Step 6: Final answer
    x = 21,242.85

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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.