Home / 37,158.26-51,277.70-21,025.40

Finding the Fourth Proportional to 37,158.26, 51,277.70 and 21,025.40

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Solution

The fourth proportional to 37,158.26, 51,277.70 and 21,025.40 is: 29,014.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,158.26 : 51,277.70 = 21,025.40 : x
  2. Step 2: Convert to fraction form
    37,158.26/51,277.70 = 21,025.40/x
  3. Step 3: Cross multiply
    37,158.26x = 51,277.70 × 21,025.40
  4. Step 4: Simplify right side
    37,158.26x = 1,078,134,153.58
  5. Step 5: Solve for x
    x = 1,078,134,153.58/37,158.26
  6. Step 6: Final answer
    x = 29,014.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.