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Finding the Fourth Proportional to 10,059.48, 15,078.26 and 8,594.20

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Solution

The fourth proportional to 10,059.48, 15,078.26 and 8,594.20 is: 12,881.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,059.48 : 15,078.26 = 8,594.20 : x
  2. Step 2: Convert to fraction form
    10,059.48/15,078.26 = 8,594.20/x
  3. Step 3: Cross multiply
    10,059.48x = 15,078.26 × 8,594.20
  4. Step 4: Simplify right side
    10,059.48x = 129,585,582.09
  5. Step 5: Solve for x
    x = 129,585,582.09/10,059.48
  6. Step 6: Final answer
    x = 12,881.94

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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.