Home / 15,748.80-23,623.21-4,654.63

Finding the Fourth Proportional to 15,748.80, 23,623.21 and 4,654.63

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Solution

The fourth proportional to 15,748.80, 23,623.21 and 4,654.63 is: 6,981.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,748.80 : 23,623.21 = 4,654.63 : x
  2. Step 2: Convert to fraction form
    15,748.80/23,623.21 = 4,654.63/x
  3. Step 3: Cross multiply
    15,748.80x = 23,623.21 × 4,654.63
  4. Step 4: Simplify right side
    15,748.80x = 109,957,337.31
  5. Step 5: Solve for x
    x = 109,957,337.31/15,748.80
  6. Step 6: Final answer
    x = 6,981.95

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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.