Home / 16,771.20-23,145.54-10,057.08

Finding the Fourth Proportional to 16,771.20, 23,145.54 and 10,057.08

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Solution

The fourth proportional to 16,771.20, 23,145.54 and 10,057.08 is: 13,879.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,771.20 : 23,145.54 = 10,057.08 : x
  2. Step 2: Convert to fraction form
    16,771.20/23,145.54 = 10,057.08/x
  3. Step 3: Cross multiply
    16,771.20x = 23,145.54 × 10,057.08
  4. Step 4: Simplify right side
    16,771.20x = 232,776,547.42
  5. Step 5: Solve for x
    x = 232,776,547.42/16,771.20
  6. Step 6: Final answer
    x = 13,879.54

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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.