Home / 30,116.75-44,856.99-28,536.03

Finding the Fourth Proportional to 30,116.75, 44,856.99 and 28,536.03

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Solution

The fourth proportional to 30,116.75, 44,856.99 and 28,536.03 is: 42,502.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,116.75 : 44,856.99 = 28,536.03 : x
  2. Step 2: Convert to fraction form
    30,116.75/44,856.99 = 28,536.03/x
  3. Step 3: Cross multiply
    30,116.75x = 44,856.99 × 28,536.03
  4. Step 4: Simplify right side
    30,116.75x = 1,280,040,412.35
  5. Step 5: Solve for x
    x = 1,280,040,412.35/30,116.75
  6. Step 6: Final answer
    x = 42,502.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.