Home / 34,857.02-48,103.52-20,709.96

Finding the Fourth Proportional to 34,857.02, 48,103.52 and 20,709.96

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Solution

The fourth proportional to 34,857.02, 48,103.52 and 20,709.96 is: 28,580.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,857.02 : 48,103.52 = 20,709.96 : x
  2. Step 2: Convert to fraction form
    34,857.02/48,103.52 = 20,709.96/x
  3. Step 3: Cross multiply
    34,857.02x = 48,103.52 × 20,709.96
  4. Step 4: Simplify right side
    34,857.02x = 996,221,871.51
  5. Step 5: Solve for x
    x = 996,221,871.51/34,857.02
  6. Step 6: Final answer
    x = 28,580.24

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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.