Home / 25,060.68-37,589.72-8,420.84

Finding the Fourth Proportional to 25,060.68, 37,589.72 and 8,420.84

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Solution

The fourth proportional to 25,060.68, 37,589.72 and 8,420.84 is: 12,630.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,060.68 : 37,589.72 = 8,420.84 : x
  2. Step 2: Convert to fraction form
    25,060.68/37,589.72 = 8,420.84/x
  3. Step 3: Cross multiply
    25,060.68x = 37,589.72 × 8,420.84
  4. Step 4: Simplify right side
    25,060.68x = 316,537,017.76
  5. Step 5: Solve for x
    x = 316,537,017.76/25,060.68
  6. Step 6: Final answer
    x = 12,630.82

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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.