Home / 28,650.52-42,968.46-19,285.24

Finding the Fourth Proportional to 28,650.52, 42,968.46 and 19,285.24

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Solution

The fourth proportional to 28,650.52, 42,968.46 and 19,285.24 is: 28,922.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,650.52 : 42,968.46 = 19,285.24 : x
  2. Step 2: Convert to fraction form
    28,650.52/42,968.46 = 19,285.24/x
  3. Step 3: Cross multiply
    28,650.52x = 42,968.46 × 19,285.24
  4. Step 4: Simplify right side
    28,650.52x = 828,657,063.53
  5. Step 5: Solve for x
    x = 828,657,063.53/28,650.52
  6. Step 6: Final answer
    x = 28,922.93

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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.