Home / 53,296.75-73,541.14-30,631.38

Finding the Fourth Proportional to 53,296.75, 73,541.14 and 30,631.38

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Solution

The fourth proportional to 53,296.75, 73,541.14 and 30,631.38 is: 42,266.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,296.75 : 73,541.14 = 30,631.38 : x
  2. Step 2: Convert to fraction form
    53,296.75/73,541.14 = 30,631.38/x
  3. Step 3: Cross multiply
    53,296.75x = 73,541.14 × 30,631.38
  4. Step 4: Simplify right side
    53,296.75x = 2,252,666,604.97
  5. Step 5: Solve for x
    x = 2,252,666,604.97/53,296.75
  6. Step 6: Final answer
    x = 42,266.49

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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.