Home / 53,466.94-73,777.90-30,813.36

Finding the Fourth Proportional to 53,466.94, 73,777.90 and 30,813.36

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Solution

The fourth proportional to 53,466.94, 73,777.90 and 30,813.36 is: 42,518.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,466.94 : 73,777.90 = 30,813.36 : x
  2. Step 2: Convert to fraction form
    53,466.94/73,777.90 = 30,813.36/x
  3. Step 3: Cross multiply
    53,466.94x = 73,777.90 × 30,813.36
  4. Step 4: Simplify right side
    53,466.94x = 2,273,344,992.74
  5. Step 5: Solve for x
    x = 2,273,344,992.74/53,466.94
  6. Step 6: Final answer
    x = 42,518.70

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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.