Home / 25,200.60-37,800.09-10,405.14

Finding the Fourth Proportional to 25,200.60, 37,800.09 and 10,405.14

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Solution

The fourth proportional to 25,200.60, 37,800.09 and 10,405.14 is: 15,607.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,200.60 : 37,800.09 = 10,405.14 : x
  2. Step 2: Convert to fraction form
    25,200.60/37,800.09 = 10,405.14/x
  3. Step 3: Cross multiply
    25,200.60x = 37,800.09 × 10,405.14
  4. Step 4: Simplify right side
    25,200.60x = 393,315,228.46
  5. Step 5: Solve for x
    x = 393,315,228.46/25,200.60
  6. Step 6: Final answer
    x = 15,607.38

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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.