Home / 17,972.85-24,802.50-10,423.55

Finding the Fourth Proportional to 17,972.85, 24,802.50 and 10,423.55

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Solution

The fourth proportional to 17,972.85, 24,802.50 and 10,423.55 is: 14,384.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,972.85 : 24,802.50 = 10,423.55 : x
  2. Step 2: Convert to fraction form
    17,972.85/24,802.50 = 10,423.55/x
  3. Step 3: Cross multiply
    17,972.85x = 24,802.50 × 10,423.55
  4. Step 4: Simplify right side
    17,972.85x = 258,530,199.97
  5. Step 5: Solve for x
    x = 258,530,199.97/17,972.85
  6. Step 6: Final answer
    x = 14,384.48

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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.