Home / 30,377.40-45,552.60-13,736.76

Finding the Fourth Proportional to 30,377.40, 45,552.60 and 13,736.76

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Solution

The fourth proportional to 30,377.40, 45,552.60 and 13,736.76 is: 20,599.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,377.40 : 45,552.60 = 13,736.76 : x
  2. Step 2: Convert to fraction form
    30,377.40/45,552.60 = 13,736.76/x
  3. Step 3: Cross multiply
    30,377.40x = 45,552.60 × 13,736.76
  4. Step 4: Simplify right side
    30,377.40x = 625,745,133.58
  5. Step 5: Solve for x
    x = 625,745,133.58/30,377.40
  6. Step 6: Final answer
    x = 20,599.04

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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.