Home / 25,281.20-37,943.40-11,262.80

Finding the Fourth Proportional to 25,281.20, 37,943.40 and 11,262.80

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Solution

The fourth proportional to 25,281.20, 37,943.40 and 11,262.80 is: 16,903.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,281.20 : 37,943.40 = 11,262.80 : x
  2. Step 2: Convert to fraction form
    25,281.20/37,943.40 = 11,262.80/x
  3. Step 3: Cross multiply
    25,281.20x = 37,943.40 × 11,262.80
  4. Step 4: Simplify right side
    25,281.20x = 427,348,925.52
  5. Step 5: Solve for x
    x = 427,348,925.52/25,281.20
  6. Step 6: Final answer
    x = 16,903.82

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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.