Home / 30,445.50-45,673.92-10,736.58

Finding the Fourth Proportional to 30,445.50, 45,673.92 and 10,736.58

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Solution

The fourth proportional to 30,445.50, 45,673.92 and 10,736.58 is: 16,106.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,445.50 : 45,673.92 = 10,736.58 : x
  2. Step 2: Convert to fraction form
    30,445.50/45,673.92 = 10,736.58/x
  3. Step 3: Cross multiply
    30,445.50x = 45,673.92 × 10,736.58
  4. Step 4: Simplify right side
    30,445.50x = 490,381,695.99
  5. Step 5: Solve for x
    x = 490,381,695.99/30,445.50
  6. Step 6: Final answer
    x = 16,106.87

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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.