Home / 31,457.36-47,186.40-10,682.48

Finding the Fourth Proportional to 31,457.36, 47,186.40 and 10,682.48

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Solution

The fourth proportional to 31,457.36, 47,186.40 and 10,682.48 is: 16,023.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,457.36 : 47,186.40 = 10,682.48 : x
  2. Step 2: Convert to fraction form
    31,457.36/47,186.40 = 10,682.48/x
  3. Step 3: Cross multiply
    31,457.36x = 47,186.40 × 10,682.48
  4. Step 4: Simplify right side
    31,457.36x = 504,067,774.27
  5. Step 5: Solve for x
    x = 504,067,774.27/31,457.36
  6. Step 6: Final answer
    x = 16,023.84

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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.