Home / 53,394.84-73,472.40-51,771.60

Finding the Fourth Proportional to 53,394.84, 73,472.40 and 51,771.60

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Solution

The fourth proportional to 53,394.84, 73,472.40 and 51,771.60 is: 71,238.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,394.84 : 73,472.40 = 51,771.60 : x
  2. Step 2: Convert to fraction form
    53,394.84/73,472.40 = 51,771.60/x
  3. Step 3: Cross multiply
    53,394.84x = 73,472.40 × 51,771.60
  4. Step 4: Simplify right side
    53,394.84x = 3,803,783,703.84
  5. Step 5: Solve for x
    x = 3,803,783,703.84/53,394.84
  6. Step 6: Final answer
    x = 71,238.79

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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.