Home / 30,587.96-45,898.66-11,868.73

Finding the Fourth Proportional to 30,587.96, 45,898.66 and 11,868.73

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Solution

The fourth proportional to 30,587.96, 45,898.66 and 11,868.73 is: 17,809.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,587.96 : 45,898.66 = 11,868.73 : x
  2. Step 2: Convert to fraction form
    30,587.96/45,898.66 = 11,868.73/x
  3. Step 3: Cross multiply
    30,587.96x = 45,898.66 × 11,868.73
  4. Step 4: Simplify right side
    30,587.96x = 544,758,961.17
  5. Step 5: Solve for x
    x = 544,758,961.17/30,587.96
  6. Step 6: Final answer
    x = 17,809.59

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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.