Home / 28,682.46-42,997.77-10,210.14

Finding the Fourth Proportional to 28,682.46, 42,997.77 and 10,210.14

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Solution

The fourth proportional to 28,682.46, 42,997.77 and 10,210.14 is: 15,305.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,682.46 : 42,997.77 = 10,210.14 : x
  2. Step 2: Convert to fraction form
    28,682.46/42,997.77 = 10,210.14/x
  3. Step 3: Cross multiply
    28,682.46x = 42,997.77 × 10,210.14
  4. Step 4: Simplify right side
    28,682.46x = 439,013,251.39
  5. Step 5: Solve for x
    x = 439,013,251.39/28,682.46
  6. Step 6: Final answer
    x = 15,305.98

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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.