Home / 25,309.60-37,964.40-11,269.60

Finding the Fourth Proportional to 25,309.60, 37,964.40 and 11,269.60

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Solution

The fourth proportional to 25,309.60, 37,964.40 and 11,269.60 is: 16,904.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,309.60 : 37,964.40 = 11,269.60 : x
  2. Step 2: Convert to fraction form
    25,309.60/37,964.40 = 11,269.60/x
  3. Step 3: Cross multiply
    25,309.60x = 37,964.40 × 11,269.60
  4. Step 4: Simplify right side
    25,309.60x = 427,843,602.24
  5. Step 5: Solve for x
    x = 427,843,602.24/25,309.60
  6. Step 6: Final answer
    x = 16,904.40

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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.