Home / 15,633.19-23,458.90-5,779.34

Finding the Fourth Proportional to 15,633.19, 23,458.90 and 5,779.34

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Solution

The fourth proportional to 15,633.19, 23,458.90 and 5,779.34 is: 8,672.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,633.19 : 23,458.90 = 5,779.34 : x
  2. Step 2: Convert to fraction form
    15,633.19/23,458.90 = 5,779.34/x
  3. Step 3: Cross multiply
    15,633.19x = 23,458.90 × 5,779.34
  4. Step 4: Simplify right side
    15,633.19x = 135,576,959.13
  5. Step 5: Solve for x
    x = 135,576,959.13/15,633.19
  6. Step 6: Final answer
    x = 8,672.38

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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.