Home / 14,114.16-21,130.92-9,488.88

Finding the Fourth Proportional to 14,114.16, 21,130.92 and 9,488.88

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Solution

The fourth proportional to 14,114.16, 21,130.92 and 9,488.88 is: 14,206.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,114.16 : 21,130.92 = 9,488.88 : x
  2. Step 2: Convert to fraction form
    14,114.16/21,130.92 = 9,488.88/x
  3. Step 3: Cross multiply
    14,114.16x = 21,130.92 × 9,488.88
  4. Step 4: Simplify right side
    14,114.16x = 200,508,764.17
  5. Step 5: Solve for x
    x = 200,508,764.17/14,114.16
  6. Step 6: Final answer
    x = 14,206.21

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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.