Home / 53,017.46-73,164.24-30,356.79

Finding the Fourth Proportional to 53,017.46, 73,164.24 and 30,356.79

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Solution

The fourth proportional to 53,017.46, 73,164.24 and 30,356.79 is: 41,892.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,017.46 : 73,164.24 = 30,356.79 : x
  2. Step 2: Convert to fraction form
    53,017.46/73,164.24 = 30,356.79/x
  3. Step 3: Cross multiply
    53,017.46x = 73,164.24 × 30,356.79
  4. Step 4: Simplify right side
    53,017.46x = 2,221,031,469.19
  5. Step 5: Solve for x
    x = 2,221,031,469.19/53,017.46
  6. Step 6: Final answer
    x = 41,892.46

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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.