Home / 16,491.36-22,742.64-10,526.88

Finding the Fourth Proportional to 16,491.36, 22,742.64 and 10,526.88

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Solution

The fourth proportional to 16,491.36, 22,742.64 and 10,526.88 is: 14,517.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,491.36 : 22,742.64 = 10,526.88 : x
  2. Step 2: Convert to fraction form
    16,491.36/22,742.64 = 10,526.88/x
  3. Step 3: Cross multiply
    16,491.36x = 22,742.64 × 10,526.88
  4. Step 4: Simplify right side
    16,491.36x = 239,409,042.16
  5. Step 5: Solve for x
    x = 239,409,042.16/16,491.36
  6. Step 6: Final answer
    x = 14,517.24

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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.