Home / 14,488.16-19,986.57-9,450.08

Finding the Fourth Proportional to 14,488.16, 19,986.57 and 9,450.08

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Solution

The fourth proportional to 14,488.16, 19,986.57 and 9,450.08 is: 13,036.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,488.16 : 19,986.57 = 9,450.08 : x
  2. Step 2: Convert to fraction form
    14,488.16/19,986.57 = 9,450.08/x
  3. Step 3: Cross multiply
    14,488.16x = 19,986.57 × 9,450.08
  4. Step 4: Simplify right side
    14,488.16x = 188,874,685.43
  5. Step 5: Solve for x
    x = 188,874,685.43/14,488.16
  6. Step 6: Final answer
    x = 13,036.49

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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.