Home / 47,320.47-65,285.74-30,334.07

Finding the Fourth Proportional to 47,320.47, 65,285.74 and 30,334.07

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Solution

The fourth proportional to 47,320.47, 65,285.74 and 30,334.07 is: 41,850.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,320.47 : 65,285.74 = 30,334.07 : x
  2. Step 2: Convert to fraction form
    47,320.47/65,285.74 = 30,334.07/x
  3. Step 3: Cross multiply
    47,320.47x = 65,285.74 × 30,334.07
  4. Step 4: Simplify right side
    47,320.47x = 1,980,382,408.29
  5. Step 5: Solve for x
    x = 1,980,382,408.29/47,320.47
  6. Step 6: Final answer
    x = 41,850.44

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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.