Home / 25,598.72-38,409.60-18,250.56

Finding the Fourth Proportional to 25,598.72, 38,409.60 and 18,250.56

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Solution

The fourth proportional to 25,598.72, 38,409.60 and 18,250.56 is: 27,384.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,598.72 : 38,409.60 = 18,250.56 : x
  2. Step 2: Convert to fraction form
    25,598.72/38,409.60 = 18,250.56/x
  3. Step 3: Cross multiply
    25,598.72x = 38,409.60 × 18,250.56
  4. Step 4: Simplify right side
    25,598.72x = 700,996,709.38
  5. Step 5: Solve for x
    x = 700,996,709.38/25,598.72
  6. Step 6: Final answer
    x = 27,384.05

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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.