Home / 31,271.15-46,908.82-11,005.50

Finding the Fourth Proportional to 31,271.15, 46,908.82 and 11,005.50

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Solution

The fourth proportional to 31,271.15, 46,908.82 and 11,005.50 is: 16,508.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,271.15 : 46,908.82 = 11,005.50 : x
  2. Step 2: Convert to fraction form
    31,271.15/46,908.82 = 11,005.50/x
  3. Step 3: Cross multiply
    31,271.15x = 46,908.82 × 11,005.50
  4. Step 4: Simplify right side
    31,271.15x = 516,255,208.17
  5. Step 5: Solve for x
    x = 516,255,208.17/31,271.15
  6. Step 6: Final answer
    x = 16,508.99

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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.