Home / 28,792.10-43,200.69-10,085.58

Finding the Fourth Proportional to 28,792.10, 43,200.69 and 10,085.58

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Solution

The fourth proportional to 28,792.10, 43,200.69 and 10,085.58 is: 15,132.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,792.10 : 43,200.69 = 10,085.58 : x
  2. Step 2: Convert to fraction form
    28,792.10/43,200.69 = 10,085.58/x
  3. Step 3: Cross multiply
    28,792.10x = 43,200.69 × 10,085.58
  4. Step 4: Simplify right side
    28,792.10x = 435,704,015.05
  5. Step 5: Solve for x
    x = 435,704,015.05/28,792.10
  6. Step 6: Final answer
    x = 15,132.76

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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.