Home / 11,865.64-16,323.36-10,260.31

Finding the Fourth Proportional to 11,865.64, 16,323.36 and 10,260.31

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Solution

The fourth proportional to 11,865.64, 16,323.36 and 10,260.31 is: 14,114.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,865.64 : 16,323.36 = 10,260.31 : x
  2. Step 2: Convert to fraction form
    11,865.64/16,323.36 = 10,260.31/x
  3. Step 3: Cross multiply
    11,865.64x = 16,323.36 × 10,260.31
  4. Step 4: Simplify right side
    11,865.64x = 167,482,733.84
  5. Step 5: Solve for x
    x = 167,482,733.84/11,865.64
  6. Step 6: Final answer
    x = 14,114.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.