Home / 28,862.64-43,292.94-11,088.72

Finding the Fourth Proportional to 28,862.64, 43,292.94 and 11,088.72

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Solution

The fourth proportional to 28,862.64, 43,292.94 and 11,088.72 is: 16,632.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,862.64 : 43,292.94 = 11,088.72 : x
  2. Step 2: Convert to fraction form
    28,862.64/43,292.94 = 11,088.72/x
  3. Step 3: Cross multiply
    28,862.64x = 43,292.94 × 11,088.72
  4. Step 4: Simplify right side
    28,862.64x = 480,063,289.64
  5. Step 5: Solve for x
    x = 480,063,289.64/28,862.64
  6. Step 6: Final answer
    x = 16,632.69

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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.