Home / 30,657.74-45,961.80-9,586.94

Finding the Fourth Proportional to 30,657.74, 45,961.80 and 9,586.94

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Solution

The fourth proportional to 30,657.74, 45,961.80 and 9,586.94 is: 14,372.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,657.74 : 45,961.80 = 9,586.94 : x
  2. Step 2: Convert to fraction form
    30,657.74/45,961.80 = 9,586.94/x
  3. Step 3: Cross multiply
    30,657.74x = 45,961.80 × 9,586.94
  4. Step 4: Simplify right side
    30,657.74x = 440,632,789.08
  5. Step 5: Solve for x
    x = 440,632,789.08/30,657.74
  6. Step 6: Final answer
    x = 14,372.65

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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.