Home / 55,606.01-83,408.24-13,486.47

Finding the Fourth Proportional to 55,606.01, 83,408.24 and 13,486.47

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Solution

The fourth proportional to 55,606.01, 83,408.24 and 13,486.47 is: 20,229.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,606.01 : 83,408.24 = 13,486.47 : x
  2. Step 2: Convert to fraction form
    55,606.01/83,408.24 = 13,486.47/x
  3. Step 3: Cross multiply
    55,606.01x = 83,408.24 × 13,486.47
  4. Step 4: Simplify right side
    55,606.01x = 1,124,882,659.08
  5. Step 5: Solve for x
    x = 1,124,882,659.08/55,606.01
  6. Step 6: Final answer
    x = 20,229.52

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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.