Home / 16,531.84-22,814.56-10,156.40

Finding the Fourth Proportional to 16,531.84, 22,814.56 and 10,156.40

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Solution

The fourth proportional to 16,531.84, 22,814.56 and 10,156.40 is: 14,016.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,531.84 : 22,814.56 = 10,156.40 : x
  2. Step 2: Convert to fraction form
    16,531.84/22,814.56 = 10,156.40/x
  3. Step 3: Cross multiply
    16,531.84x = 22,814.56 × 10,156.40
  4. Step 4: Simplify right side
    16,531.84x = 231,713,797.18
  5. Step 5: Solve for x
    x = 231,713,797.18/16,531.84
  6. Step 6: Final answer
    x = 14,016.21

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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.