Home / 47,330.12-65,313.36-27,172.81

Finding the Fourth Proportional to 47,330.12, 65,313.36 and 27,172.81

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Solution

The fourth proportional to 47,330.12, 65,313.36 and 27,172.81 is: 37,497.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,330.12 : 65,313.36 = 27,172.81 : x
  2. Step 2: Convert to fraction form
    47,330.12/65,313.36 = 27,172.81/x
  3. Step 3: Cross multiply
    47,330.12x = 65,313.36 × 27,172.81
  4. Step 4: Simplify right side
    47,330.12x = 1,774,747,358.46
  5. Step 5: Solve for x
    x = 1,774,747,358.46/47,330.12
  6. Step 6: Final answer
    x = 37,497.21

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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.