Home / 25,495.76-35,164.68-18,445.52

Finding the Fourth Proportional to 25,495.76, 35,164.68 and 18,445.52

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Solution

The fourth proportional to 25,495.76, 35,164.68 and 18,445.52 is: 25,440.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,495.76 : 35,164.68 = 18,445.52 : x
  2. Step 2: Convert to fraction form
    25,495.76/35,164.68 = 18,445.52/x
  3. Step 3: Cross multiply
    25,495.76x = 35,164.68 × 18,445.52
  4. Step 4: Simplify right side
    25,495.76x = 648,630,808.23
  5. Step 5: Solve for x
    x = 648,630,808.23/25,495.76
  6. Step 6: Final answer
    x = 25,440.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.