Home / 40,866.80-61,298.54-14,218.89

Finding the Fourth Proportional to 40,866.80, 61,298.54 and 14,218.89

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Solution

The fourth proportional to 40,866.80, 61,298.54 and 14,218.89 is: 21,327.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,866.80 : 61,298.54 = 14,218.89 : x
  2. Step 2: Convert to fraction form
    40,866.80/61,298.54 = 14,218.89/x
  3. Step 3: Cross multiply
    40,866.80x = 61,298.54 × 14,218.89
  4. Step 4: Simplify right side
    40,866.80x = 871,597,197.42
  5. Step 5: Solve for x
    x = 871,597,197.42/40,866.80
  6. Step 6: Final answer
    x = 21,327.76

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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.