Home / 11,336.40-15,632.52-10,658.64

Finding the Fourth Proportional to 11,336.40, 15,632.52 and 10,658.64

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Solution

The fourth proportional to 11,336.40, 15,632.52 and 10,658.64 is: 14,697.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,336.40 : 15,632.52 = 10,658.64 : x
  2. Step 2: Convert to fraction form
    11,336.40/15,632.52 = 10,658.64/x
  3. Step 3: Cross multiply
    11,336.40x = 15,632.52 × 10,658.64
  4. Step 4: Simplify right side
    11,336.40x = 166,621,402.97
  5. Step 5: Solve for x
    x = 166,621,402.97/11,336.40
  6. Step 6: Final answer
    x = 14,697.91

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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.