Home / 13,041.54-19,562.92-4,157.80

Finding the Fourth Proportional to 13,041.54, 19,562.92 and 4,157.80

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Solution

The fourth proportional to 13,041.54, 19,562.92 and 4,157.80 is: 6,236.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,041.54 : 19,562.92 = 4,157.80 : x
  2. Step 2: Convert to fraction form
    13,041.54/19,562.92 = 4,157.80/x
  3. Step 3: Cross multiply
    13,041.54x = 19,562.92 × 4,157.80
  4. Step 4: Simplify right side
    13,041.54x = 81,338,649.47
  5. Step 5: Solve for x
    x = 81,338,649.47/13,041.54
  6. Step 6: Final answer
    x = 6,236.89

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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.