Home / 25,289.60-37,934.40-16,995.20

Finding the Fourth Proportional to 25,289.60, 37,934.40 and 16,995.20

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Solution

The fourth proportional to 25,289.60, 37,934.40 and 16,995.20 is: 25,492.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,289.60 : 37,934.40 = 16,995.20 : x
  2. Step 2: Convert to fraction form
    25,289.60/37,934.40 = 16,995.20/x
  3. Step 3: Cross multiply
    25,289.60x = 37,934.40 × 16,995.20
  4. Step 4: Simplify right side
    25,289.60x = 644,702,714.88
  5. Step 5: Solve for x
    x = 644,702,714.88/25,289.60
  6. Step 6: Final answer
    x = 25,492.80

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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.