Home / 28,894.20-43,343.58-11,133.48

Finding the Fourth Proportional to 28,894.20, 43,343.58 and 11,133.48

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Solution

The fourth proportional to 28,894.20, 43,343.58 and 11,133.48 is: 16,701.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,894.20 : 43,343.58 = 11,133.48 : x
  2. Step 2: Convert to fraction form
    28,894.20/43,343.58 = 11,133.48/x
  3. Step 3: Cross multiply
    28,894.20x = 43,343.58 × 11,133.48
  4. Step 4: Simplify right side
    28,894.20x = 482,564,881.06
  5. Step 5: Solve for x
    x = 482,564,881.06/28,894.20
  6. Step 6: Final answer
    x = 16,701.10

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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.