Home / 25,779.22-38,673.70-8,244.34

Finding the Fourth Proportional to 25,779.22, 38,673.70 and 8,244.34

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Solution

The fourth proportional to 25,779.22, 38,673.70 and 8,244.34 is: 12,368.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,779.22 : 38,673.70 = 8,244.34 : x
  2. Step 2: Convert to fraction form
    25,779.22/38,673.70 = 8,244.34/x
  3. Step 3: Cross multiply
    25,779.22x = 38,673.70 × 8,244.34
  4. Step 4: Simplify right side
    25,779.22x = 318,839,131.86
  5. Step 5: Solve for x
    x = 318,839,131.86/25,779.22
  6. Step 6: Final answer
    x = 12,368.07

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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.