Home / 25,491.60-38,237.40-10,695.60

Finding the Fourth Proportional to 25,491.60, 38,237.40 and 10,695.60

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Solution

The fourth proportional to 25,491.60, 38,237.40 and 10,695.60 is: 16,043.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,491.60 : 38,237.40 = 10,695.60 : x
  2. Step 2: Convert to fraction form
    25,491.60/38,237.40 = 10,695.60/x
  3. Step 3: Cross multiply
    25,491.60x = 38,237.40 × 10,695.60
  4. Step 4: Simplify right side
    25,491.60x = 408,971,935.44
  5. Step 5: Solve for x
    x = 408,971,935.44/25,491.60
  6. Step 6: Final answer
    x = 16,043.40

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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.