Home / 47,287.81-70,942.08-14,010.49

Finding the Fourth Proportional to 47,287.81, 70,942.08 and 14,010.49

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Solution

The fourth proportional to 47,287.81, 70,942.08 and 14,010.49 is: 21,018.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,287.81 : 70,942.08 = 14,010.49 : x
  2. Step 2: Convert to fraction form
    47,287.81/70,942.08 = 14,010.49/x
  3. Step 3: Cross multiply
    47,287.81x = 70,942.08 × 14,010.49
  4. Step 4: Simplify right side
    47,287.81x = 993,933,302.42
  5. Step 5: Solve for x
    x = 993,933,302.42/47,287.81
  6. Step 6: Final answer
    x = 21,018.81

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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.