Home / 28,059.07-42,095.54-8,337.60

Finding the Fourth Proportional to 28,059.07, 42,095.54 and 8,337.60

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Solution

The fourth proportional to 28,059.07, 42,095.54 and 8,337.60 is: 12,508.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,059.07 : 42,095.54 = 8,337.60 : x
  2. Step 2: Convert to fraction form
    28,059.07/42,095.54 = 8,337.60/x
  3. Step 3: Cross multiply
    28,059.07x = 42,095.54 × 8,337.60
  4. Step 4: Simplify right side
    28,059.07x = 350,975,774.30
  5. Step 5: Solve for x
    x = 350,975,774.30/28,059.07
  6. Step 6: Final answer
    x = 12,508.46

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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.