Home / 15,293.98-21,098.55-9,626.14

Finding the Fourth Proportional to 15,293.98, 21,098.55 and 9,626.14

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Solution

The fourth proportional to 15,293.98, 21,098.55 and 9,626.14 is: 13,279.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,293.98 : 21,098.55 = 9,626.14 : x
  2. Step 2: Convert to fraction form
    15,293.98/21,098.55 = 9,626.14/x
  3. Step 3: Cross multiply
    15,293.98x = 21,098.55 × 9,626.14
  4. Step 4: Simplify right side
    15,293.98x = 203,097,596.10
  5. Step 5: Solve for x
    x = 203,097,596.10/15,293.98
  6. Step 6: Final answer
    x = 13,279.58

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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.