Home / 31,077.06-46,614.72-8,889.96

Finding the Fourth Proportional to 31,077.06, 46,614.72 and 8,889.96

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Solution

The fourth proportional to 31,077.06, 46,614.72 and 8,889.96 is: 13,334.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,077.06 : 46,614.72 = 8,889.96 : x
  2. Step 2: Convert to fraction form
    31,077.06/46,614.72 = 8,889.96/x
  3. Step 3: Cross multiply
    31,077.06x = 46,614.72 × 8,889.96
  4. Step 4: Simplify right side
    31,077.06x = 414,402,996.21
  5. Step 5: Solve for x
    x = 414,402,996.21/31,077.06
  6. Step 6: Final answer
    x = 13,334.69

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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.