Home / 30,063.51-45,094.23-7,876.71

Finding the Fourth Proportional to 30,063.51, 45,094.23 and 7,876.71

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Solution

The fourth proportional to 30,063.51, 45,094.23 and 7,876.71 is: 11,814.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,063.51 : 45,094.23 = 7,876.71 : x
  2. Step 2: Convert to fraction form
    30,063.51/45,094.23 = 7,876.71/x
  3. Step 3: Cross multiply
    30,063.51x = 45,094.23 × 7,876.71
  4. Step 4: Simplify right side
    30,063.51x = 355,194,172.38
  5. Step 5: Solve for x
    x = 355,194,172.38/30,063.51
  6. Step 6: Final answer
    x = 11,814.79

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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.