Home / 31,180.64-46,777.05-11,459.34

Finding the Fourth Proportional to 31,180.64, 46,777.05 and 11,459.34

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Solution

The fourth proportional to 31,180.64, 46,777.05 and 11,459.34 is: 17,191.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,180.64 : 46,777.05 = 11,459.34 : x
  2. Step 2: Convert to fraction form
    31,180.64/46,777.05 = 11,459.34/x
  3. Step 3: Cross multiply
    31,180.64x = 46,777.05 × 11,459.34
  4. Step 4: Simplify right side
    31,180.64x = 536,034,120.15
  5. Step 5: Solve for x
    x = 536,034,120.15/31,180.64
  6. Step 6: Final answer
    x = 17,191.25

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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.