Home / 25,056.13-37,587.65-8,420.92

Finding the Fourth Proportional to 25,056.13, 37,587.65 and 8,420.92

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Solution

The fourth proportional to 25,056.13, 37,587.65 and 8,420.92 is: 12,632.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,056.13 : 37,587.65 = 8,420.92 : x
  2. Step 2: Convert to fraction form
    25,056.13/37,587.65 = 8,420.92/x
  3. Step 3: Cross multiply
    25,056.13x = 37,587.65 × 8,420.92
  4. Step 4: Simplify right side
    25,056.13x = 316,522,593.64
  5. Step 5: Solve for x
    x = 316,522,593.64/25,056.13
  6. Step 6: Final answer
    x = 12,632.54

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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.