Home / 35,089.36-48,433.08-21,662.80

Finding the Fourth Proportional to 35,089.36, 48,433.08 and 21,662.80

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Solution

The fourth proportional to 35,089.36, 48,433.08 and 21,662.80 is: 29,900.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,089.36 : 48,433.08 = 21,662.80 : x
  2. Step 2: Convert to fraction form
    35,089.36/48,433.08 = 21,662.80/x
  3. Step 3: Cross multiply
    35,089.36x = 48,433.08 × 21,662.80
  4. Step 4: Simplify right side
    35,089.36x = 1,049,196,125.42
  5. Step 5: Solve for x
    x = 1,049,196,125.42/35,089.36
  6. Step 6: Final answer
    x = 29,900.69

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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.