Home / 53,454.38-80,186.43-14,011.34

Finding the Fourth Proportional to 53,454.38, 80,186.43 and 14,011.34

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Solution

The fourth proportional to 53,454.38, 80,186.43 and 14,011.34 is: 21,018.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,454.38 : 80,186.43 = 14,011.34 : x
  2. Step 2: Convert to fraction form
    53,454.38/80,186.43 = 14,011.34/x
  3. Step 3: Cross multiply
    53,454.38x = 80,186.43 × 14,011.34
  4. Step 4: Simplify right side
    53,454.38x = 1,123,519,334.12
  5. Step 5: Solve for x
    x = 1,123,519,334.12/53,454.38
  6. Step 6: Final answer
    x = 21,018.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.