Home / 16,710.60-25,016.67-12,347.55

Finding the Fourth Proportional to 16,710.60, 25,016.67 and 12,347.55

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Solution

The fourth proportional to 16,710.60, 25,016.67 and 12,347.55 is: 18,484.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,710.60 : 25,016.67 = 12,347.55 : x
  2. Step 2: Convert to fraction form
    16,710.60/25,016.67 = 12,347.55/x
  3. Step 3: Cross multiply
    16,710.60x = 25,016.67 × 12,347.55
  4. Step 4: Simplify right side
    16,710.60x = 308,894,583.66
  5. Step 5: Solve for x
    x = 308,894,583.66/16,710.60
  6. Step 6: Final answer
    x = 18,484.95

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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.