Home / 47,903.05-66,106.63-30,008.53

Finding the Fourth Proportional to 47,903.05, 66,106.63 and 30,008.53

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Solution

The fourth proportional to 47,903.05, 66,106.63 and 30,008.53 is: 41,412.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,903.05 : 66,106.63 = 30,008.53 : x
  2. Step 2: Convert to fraction form
    47,903.05/66,106.63 = 30,008.53/x
  3. Step 3: Cross multiply
    47,903.05x = 66,106.63 × 30,008.53
  4. Step 4: Simplify right side
    47,903.05x = 1,983,762,537.85
  5. Step 5: Solve for x
    x = 1,983,762,537.85/47,903.05
  6. Step 6: Final answer
    x = 41,412.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.