Home / 28,124.96-42,196.26-16,893.19

Finding the Fourth Proportional to 28,124.96, 42,196.26 and 16,893.19

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Solution

The fourth proportional to 28,124.96, 42,196.26 and 16,893.19 is: 25,345.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,124.96 : 42,196.26 = 16,893.19 : x
  2. Step 2: Convert to fraction form
    28,124.96/42,196.26 = 16,893.19/x
  3. Step 3: Cross multiply
    28,124.96x = 42,196.26 × 16,893.19
  4. Step 4: Simplify right side
    28,124.96x = 712,829,226.49
  5. Step 5: Solve for x
    x = 712,829,226.49/28,124.96
  6. Step 6: Final answer
    x = 25,345.08

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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.