Home / 19,384.84-26,754.02-11,835.58

Finding the Fourth Proportional to 19,384.84, 26,754.02 and 11,835.58

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Solution

The fourth proportional to 19,384.84, 26,754.02 and 11,835.58 is: 16,334.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,384.84 : 26,754.02 = 11,835.58 : x
  2. Step 2: Convert to fraction form
    19,384.84/26,754.02 = 11,835.58/x
  3. Step 3: Cross multiply
    19,384.84x = 26,754.02 × 11,835.58
  4. Step 4: Simplify right side
    19,384.84x = 316,649,344.03
  5. Step 5: Solve for x
    x = 316,649,344.03/19,384.84
  6. Step 6: Final answer
    x = 16,334.90

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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.