Home / 36,861.60-55,281.60-17,135.40

Finding the Fourth Proportional to 36,861.60, 55,281.60 and 17,135.40

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Solution

The fourth proportional to 36,861.60, 55,281.60 and 17,135.40 is: 25,698.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,861.60 : 55,281.60 = 17,135.40 : x
  2. Step 2: Convert to fraction form
    36,861.60/55,281.60 = 17,135.40/x
  3. Step 3: Cross multiply
    36,861.60x = 55,281.60 × 17,135.40
  4. Step 4: Simplify right side
    36,861.60x = 947,272,328.64
  5. Step 5: Solve for x
    x = 947,272,328.64/36,861.60
  6. Step 6: Final answer
    x = 25,698.08

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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.