Home / 15,765.45-23,654.94-5,903.49

Finding the Fourth Proportional to 15,765.45, 23,654.94 and 5,903.49

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Solution

The fourth proportional to 15,765.45, 23,654.94 and 5,903.49 is: 8,857.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,765.45 : 23,654.94 = 5,903.49 : x
  2. Step 2: Convert to fraction form
    15,765.45/23,654.94 = 5,903.49/x
  3. Step 3: Cross multiply
    15,765.45x = 23,654.94 × 5,903.49
  4. Step 4: Simplify right side
    15,765.45x = 139,646,701.74
  5. Step 5: Solve for x
    x = 139,646,701.74/15,765.45
  6. Step 6: Final answer
    x = 8,857.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.