Home / 16,818.12-23,156.82-14,424.84

Finding the Fourth Proportional to 16,818.12, 23,156.82 and 14,424.84

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Solution

The fourth proportional to 16,818.12, 23,156.82 and 14,424.84 is: 19,861.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,818.12 : 23,156.82 = 14,424.84 : x
  2. Step 2: Convert to fraction form
    16,818.12/23,156.82 = 14,424.84/x
  3. Step 3: Cross multiply
    16,818.12x = 23,156.82 × 14,424.84
  4. Step 4: Simplify right side
    16,818.12x = 334,033,423.41
  5. Step 5: Solve for x
    x = 334,033,423.41/16,818.12
  6. Step 6: Final answer
    x = 19,861.52

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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.