Home / 25,779.08-38,673.50-9,137.24

Finding the Fourth Proportional to 25,779.08, 38,673.50 and 9,137.24

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Solution

The fourth proportional to 25,779.08, 38,673.50 and 9,137.24 is: 13,707.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,779.08 : 38,673.50 = 9,137.24 : x
  2. Step 2: Convert to fraction form
    25,779.08/38,673.50 = 9,137.24/x
  3. Step 3: Cross multiply
    25,779.08x = 38,673.50 × 9,137.24
  4. Step 4: Simplify right side
    25,779.08x = 353,369,051.14
  5. Step 5: Solve for x
    x = 353,369,051.14/25,779.08
  6. Step 6: Final answer
    x = 13,707.59

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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.