Home / 25,562.74-38,301.58-8,913.60

Finding the Fourth Proportional to 25,562.74, 38,301.58 and 8,913.60

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Solution

The fourth proportional to 25,562.74, 38,301.58 and 8,913.60 is: 13,355.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,562.74 : 38,301.58 = 8,913.60 : x
  2. Step 2: Convert to fraction form
    25,562.74/38,301.58 = 8,913.60/x
  3. Step 3: Cross multiply
    25,562.74x = 38,301.58 × 8,913.60
  4. Step 4: Simplify right side
    25,562.74x = 341,404,963.49
  5. Step 5: Solve for x
    x = 341,404,963.49/25,562.74
  6. Step 6: Final answer
    x = 13,355.57

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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.