Home / 31,182.14-46,777.84-11,459.16

Finding the Fourth Proportional to 31,182.14, 46,777.84 and 11,459.16

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Solution

The fourth proportional to 31,182.14, 46,777.84 and 11,459.16 is: 17,190.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,182.14 : 46,777.84 = 11,459.16 : x
  2. Step 2: Convert to fraction form
    31,182.14/46,777.84 = 11,459.16/x
  3. Step 3: Cross multiply
    31,182.14x = 46,777.84 × 11,459.16
  4. Step 4: Simplify right side
    31,182.14x = 536,034,753.01
  5. Step 5: Solve for x
    x = 536,034,753.01/31,182.14
  6. Step 6: Final answer
    x = 17,190.44

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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.