Home / 47,064.43-70,580.98-18,977.23

Finding the Fourth Proportional to 47,064.43, 70,580.98 and 18,977.23

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Solution

The fourth proportional to 47,064.43, 70,580.98 and 18,977.23 is: 28,459.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,064.43 : 70,580.98 = 18,977.23 : x
  2. Step 2: Convert to fraction form
    47,064.43/70,580.98 = 18,977.23/x
  3. Step 3: Cross multiply
    47,064.43x = 70,580.98 × 18,977.23
  4. Step 4: Simplify right side
    47,064.43x = 1,339,431,491.09
  5. Step 5: Solve for x
    x = 1,339,431,491.09/47,064.43
  6. Step 6: Final answer
    x = 28,459.53

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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.