Home / 14,130.05-21,194.66-5,807.70

Finding the Fourth Proportional to 14,130.05, 21,194.66 and 5,807.70

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Solution

The fourth proportional to 14,130.05, 21,194.66 and 5,807.70 is: 8,711.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,130.05 : 21,194.66 = 5,807.70 : x
  2. Step 2: Convert to fraction form
    14,130.05/21,194.66 = 5,807.70/x
  3. Step 3: Cross multiply
    14,130.05x = 21,194.66 × 5,807.70
  4. Step 4: Simplify right side
    14,130.05x = 123,092,241.40
  5. Step 5: Solve for x
    x = 123,092,241.40/14,130.05
  6. Step 6: Final answer
    x = 8,711.38

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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.