Home / 28,037.66-42,063.24-10,507.64

Finding the Fourth Proportional to 28,037.66, 42,063.24 and 10,507.64

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Solution

The fourth proportional to 28,037.66, 42,063.24 and 10,507.64 is: 15,763.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,037.66 : 42,063.24 = 10,507.64 : x
  2. Step 2: Convert to fraction form
    28,037.66/42,063.24 = 10,507.64/x
  3. Step 3: Cross multiply
    28,037.66x = 42,063.24 × 10,507.64
  4. Step 4: Simplify right side
    28,037.66x = 441,985,383.15
  5. Step 5: Solve for x
    x = 441,985,383.15/28,037.66
  6. Step 6: Final answer
    x = 15,763.99

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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.