Home / 25,038.96-37,505.16-20,336.88

Finding the Fourth Proportional to 25,038.96, 37,505.16 and 20,336.88

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Solution

The fourth proportional to 25,038.96, 37,505.16 and 20,336.88 is: 30,462.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,038.96 : 37,505.16 = 20,336.88 : x
  2. Step 2: Convert to fraction form
    25,038.96/37,505.16 = 20,336.88/x
  3. Step 3: Cross multiply
    25,038.96x = 37,505.16 × 20,336.88
  4. Step 4: Simplify right side
    25,038.96x = 762,737,938.30
  5. Step 5: Solve for x
    x = 762,737,938.30/25,038.96
  6. Step 6: Final answer
    x = 30,462.05

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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.