Home / 11,292.60-16,923.21-9,341.72

Finding the Fourth Proportional to 11,292.60, 16,923.21 and 9,341.72

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Solution

The fourth proportional to 11,292.60, 16,923.21 and 9,341.72 is: 13,999.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,292.60 : 16,923.21 = 9,341.72 : x
  2. Step 2: Convert to fraction form
    11,292.60/16,923.21 = 9,341.72/x
  3. Step 3: Cross multiply
    11,292.60x = 16,923.21 × 9,341.72
  4. Step 4: Simplify right side
    11,292.60x = 158,091,889.32
  5. Step 5: Solve for x
    x = 158,091,889.32/11,292.60
  6. Step 6: Final answer
    x = 13,999.60

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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.