Home / 35,456.12-48,885.09-22,688.36

Finding the Fourth Proportional to 35,456.12, 48,885.09 and 22,688.36

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Solution

The fourth proportional to 35,456.12, 48,885.09 and 22,688.36 is: 31,281.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,456.12 : 48,885.09 = 22,688.36 : x
  2. Step 2: Convert to fraction form
    35,456.12/48,885.09 = 22,688.36/x
  3. Step 3: Cross multiply
    35,456.12x = 48,885.09 × 22,688.36
  4. Step 4: Simplify right side
    35,456.12x = 1,109,122,520.55
  5. Step 5: Solve for x
    x = 1,109,122,520.55/35,456.12
  6. Step 6: Final answer
    x = 31,281.55

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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.