Home / 17,670.15-24,382.75-10,500.36

Finding the Fourth Proportional to 17,670.15, 24,382.75 and 10,500.36

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Solution

The fourth proportional to 17,670.15, 24,382.75 and 10,500.36 is: 14,489.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,670.15 : 24,382.75 = 10,500.36 : x
  2. Step 2: Convert to fraction form
    17,670.15/24,382.75 = 10,500.36/x
  3. Step 3: Cross multiply
    17,670.15x = 24,382.75 × 10,500.36
  4. Step 4: Simplify right side
    17,670.15x = 256,027,790.05
  5. Step 5: Solve for x
    x = 256,027,790.05/17,670.15
  6. Step 6: Final answer
    x = 14,489.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.