Home / 25,899.21-38,779.58-16,488.27

Finding the Fourth Proportional to 25,899.21, 38,779.58 and 16,488.27

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Solution

The fourth proportional to 25,899.21, 38,779.58 and 16,488.27 is: 24,688.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,899.21 : 38,779.58 = 16,488.27 : x
  2. Step 2: Convert to fraction form
    25,899.21/38,779.58 = 16,488.27/x
  3. Step 3: Cross multiply
    25,899.21x = 38,779.58 × 16,488.27
  4. Step 4: Simplify right side
    25,899.21x = 639,408,103.09
  5. Step 5: Solve for x
    x = 639,408,103.09/25,899.21
  6. Step 6: Final answer
    x = 24,688.32

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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.