Home / 28,824.50-39,779.16-16,249.26

Finding the Fourth Proportional to 28,824.50, 39,779.16 and 16,249.26

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Solution

The fourth proportional to 28,824.50, 39,779.16 and 16,249.26 is: 22,424.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,824.50 : 39,779.16 = 16,249.26 : x
  2. Step 2: Convert to fraction form
    28,824.50/39,779.16 = 16,249.26/x
  3. Step 3: Cross multiply
    28,824.50x = 39,779.16 × 16,249.26
  4. Step 4: Simplify right side
    28,824.50x = 646,381,913.42
  5. Step 5: Solve for x
    x = 646,381,913.42/28,824.50
  6. Step 6: Final answer
    x = 22,424.74

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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.