Home / 17,962.14-26,943.55-4,814.40

Finding the Fourth Proportional to 17,962.14, 26,943.55 and 4,814.40

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Solution

The fourth proportional to 17,962.14, 26,943.55 and 4,814.40 is: 7,221.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,962.14 : 26,943.55 = 4,814.40 : x
  2. Step 2: Convert to fraction form
    17,962.14/26,943.55 = 4,814.40/x
  3. Step 3: Cross multiply
    17,962.14x = 26,943.55 × 4,814.40
  4. Step 4: Simplify right side
    17,962.14x = 129,717,015.08
  5. Step 5: Solve for x
    x = 129,717,015.08/17,962.14
  6. Step 6: Final answer
    x = 7,221.69

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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.