Home / 14,653.71-21,943.31-10,688.76

Finding the Fourth Proportional to 14,653.71, 21,943.31 and 10,688.76

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Solution

The fourth proportional to 14,653.71, 21,943.31 and 10,688.76 is: 16,005.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,653.71 : 21,943.31 = 10,688.76 : x
  2. Step 2: Convert to fraction form
    14,653.71/21,943.31 = 10,688.76/x
  3. Step 3: Cross multiply
    14,653.71x = 21,943.31 × 10,688.76
  4. Step 4: Simplify right side
    14,653.71x = 234,546,720.75
  5. Step 5: Solve for x
    x = 234,546,720.75/14,653.71
  6. Step 6: Final answer
    x = 16,005.96

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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.