Home / 14,488.12-19,984.08-11,338.84

Finding the Fourth Proportional to 14,488.12, 19,984.08 and 11,338.84

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Solution

The fourth proportional to 14,488.12, 19,984.08 and 11,338.84 is: 15,640.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,488.12 : 19,984.08 = 11,338.84 : x
  2. Step 2: Convert to fraction form
    14,488.12/19,984.08 = 11,338.84/x
  3. Step 3: Cross multiply
    14,488.12x = 19,984.08 × 11,338.84
  4. Step 4: Simplify right side
    14,488.12x = 226,596,285.67
  5. Step 5: Solve for x
    x = 226,596,285.67/14,488.12
  6. Step 6: Final answer
    x = 15,640.14

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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.