Home / 35,129.39-48,466.76-20,011.35

Finding the Fourth Proportional to 35,129.39, 48,466.76 and 20,011.35

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Solution

The fourth proportional to 35,129.39, 48,466.76 and 20,011.35 is: 27,608.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,129.39 : 48,466.76 = 20,011.35 : x
  2. Step 2: Convert to fraction form
    35,129.39/48,466.76 = 20,011.35/x
  3. Step 3: Cross multiply
    35,129.39x = 48,466.76 × 20,011.35
  4. Step 4: Simplify right side
    35,129.39x = 969,885,299.39
  5. Step 5: Solve for x
    x = 969,885,299.39/35,129.39
  6. Step 6: Final answer
    x = 27,608.94

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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.