Home / 16,724.81-23,080.28-10,010.72

Finding the Fourth Proportional to 16,724.81, 23,080.28 and 10,010.72

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Solution

The fourth proportional to 16,724.81, 23,080.28 and 10,010.72 is: 13,814.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,724.81 : 23,080.28 = 10,010.72 : x
  2. Step 2: Convert to fraction form
    16,724.81/23,080.28 = 10,010.72/x
  3. Step 3: Cross multiply
    16,724.81x = 23,080.28 × 10,010.72
  4. Step 4: Simplify right side
    16,724.81x = 231,050,228.25
  5. Step 5: Solve for x
    x = 231,050,228.25/16,724.81
  6. Step 6: Final answer
    x = 13,814.82

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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.