Home / 25,140.18-37,710.36-8,500.35

Finding the Fourth Proportional to 25,140.18, 37,710.36 and 8,500.35

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Solution

The fourth proportional to 25,140.18, 37,710.36 and 8,500.35 is: 12,750.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,140.18 : 37,710.36 = 8,500.35 : x
  2. Step 2: Convert to fraction form
    25,140.18/37,710.36 = 8,500.35/x
  3. Step 3: Cross multiply
    25,140.18x = 37,710.36 × 8,500.35
  4. Step 4: Simplify right side
    25,140.18x = 320,551,258.63
  5. Step 5: Solve for x
    x = 320,551,258.63/25,140.18
  6. Step 6: Final answer
    x = 12,750.56

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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.