Home / 14,528.19-21,785.12-5,166.82

Finding the Fourth Proportional to 14,528.19, 21,785.12 and 5,166.82

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Solution

The fourth proportional to 14,528.19, 21,785.12 and 5,166.82 is: 7,747.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,528.19 : 21,785.12 = 5,166.82 : x
  2. Step 2: Convert to fraction form
    14,528.19/21,785.12 = 5,166.82/x
  3. Step 3: Cross multiply
    14,528.19x = 21,785.12 × 5,166.82
  4. Step 4: Simplify right side
    14,528.19x = 112,559,814.49
  5. Step 5: Solve for x
    x = 112,559,814.49/14,528.19
  6. Step 6: Final answer
    x = 7,747.68

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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.