Home / 28,037.52-42,056.38-8,316.25

Finding the Fourth Proportional to 28,037.52, 42,056.38 and 8,316.25

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Solution

The fourth proportional to 28,037.52, 42,056.38 and 8,316.25 is: 12,474.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,037.52 : 42,056.38 = 8,316.25 : x
  2. Step 2: Convert to fraction form
    28,037.52/42,056.38 = 8,316.25/x
  3. Step 3: Cross multiply
    28,037.52x = 42,056.38 × 8,316.25
  4. Step 4: Simplify right side
    28,037.52x = 349,751,370.18
  5. Step 5: Solve for x
    x = 349,751,370.18/28,037.52
  6. Step 6: Final answer
    x = 12,474.40

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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.