Home / 14,097.33-21,143.70-5,330.16

Finding the Fourth Proportional to 14,097.33, 21,143.70 and 5,330.16

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Solution

The fourth proportional to 14,097.33, 21,143.70 and 5,330.16 is: 7,994.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,097.33 : 21,143.70 = 5,330.16 : x
  2. Step 2: Convert to fraction form
    14,097.33/21,143.70 = 5,330.16/x
  3. Step 3: Cross multiply
    14,097.33x = 21,143.70 × 5,330.16
  4. Step 4: Simplify right side
    14,097.33x = 112,699,303.99
  5. Step 5: Solve for x
    x = 112,699,303.99/14,097.33
  6. Step 6: Final answer
    x = 7,994.37

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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.