Home / 28,206.03-42,303.55-10,677.22

Finding the Fourth Proportional to 28,206.03, 42,303.55 and 10,677.22

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Solution

The fourth proportional to 28,206.03, 42,303.55 and 10,677.22 is: 16,013.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,206.03 : 42,303.55 = 10,677.22 : x
  2. Step 2: Convert to fraction form
    28,206.03/42,303.55 = 10,677.22/x
  3. Step 3: Cross multiply
    28,206.03x = 42,303.55 × 10,677.22
  4. Step 4: Simplify right side
    28,206.03x = 451,684,310.13
  5. Step 5: Solve for x
    x = 451,684,310.13/28,206.03
  6. Step 6: Final answer
    x = 16,013.75

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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.