Home / 30,308.42-45,483.40-10,586.96

Finding the Fourth Proportional to 30,308.42, 45,483.40 and 10,586.96

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Solution

The fourth proportional to 30,308.42, 45,483.40 and 10,586.96 is: 15,887.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,308.42 : 45,483.40 = 10,586.96 : x
  2. Step 2: Convert to fraction form
    30,308.42/45,483.40 = 10,586.96/x
  3. Step 3: Cross multiply
    30,308.42x = 45,483.40 × 10,586.96
  4. Step 4: Simplify right side
    30,308.42x = 481,530,936.46
  5. Step 5: Solve for x
    x = 481,530,936.46/30,308.42
  6. Step 6: Final answer
    x = 15,887.70

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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.