Home / 28,486.69-42,647.01-16,604.13

Finding the Fourth Proportional to 28,486.69, 42,647.01 and 16,604.13

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Solution

The fourth proportional to 28,486.69, 42,647.01 and 16,604.13 is: 24,857.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,486.69 : 42,647.01 = 16,604.13 : x
  2. Step 2: Convert to fraction form
    28,486.69/42,647.01 = 16,604.13/x
  3. Step 3: Cross multiply
    28,486.69x = 42,647.01 × 16,604.13
  4. Step 4: Simplify right side
    28,486.69x = 708,116,498.15
  5. Step 5: Solve for x
    x = 708,116,498.15/28,486.69
  6. Step 6: Final answer
    x = 24,857.80

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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.