Home / 53,454.88-80,187.18-14,011.84

Finding the Fourth Proportional to 53,454.88, 80,187.18 and 14,011.84

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Solution

The fourth proportional to 53,454.88, 80,187.18 and 14,011.84 is: 21,019.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,454.88 : 80,187.18 = 14,011.84 : x
  2. Step 2: Convert to fraction form
    53,454.88/80,187.18 = 14,011.84/x
  3. Step 3: Cross multiply
    53,454.88x = 80,187.18 × 14,011.84
  4. Step 4: Simplify right side
    53,454.88x = 1,123,569,936.21
  5. Step 5: Solve for x
    x = 1,123,569,936.21/53,454.88
  6. Step 6: Final answer
    x = 21,019.03

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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.