Home / 53,005.49-73,146.03-30,343.73

Finding the Fourth Proportional to 53,005.49, 73,146.03 and 30,343.73

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Solution

The fourth proportional to 53,005.49, 73,146.03 and 30,343.73 is: 41,873.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,005.49 : 73,146.03 = 30,343.73 : x
  2. Step 2: Convert to fraction form
    53,005.49/73,146.03 = 30,343.73/x
  3. Step 3: Cross multiply
    53,005.49x = 73,146.03 × 30,343.73
  4. Step 4: Simplify right side
    53,005.49x = 2,219,523,384.89
  5. Step 5: Solve for x
    x = 2,219,523,384.89/53,005.49
  6. Step 6: Final answer
    x = 41,873.46

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1.5x scale

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.