Home / 20,177.94-30,267.06-7,030.29

Finding the Fourth Proportional to 20,177.94, 30,267.06 and 7,030.29

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Solution

The fourth proportional to 20,177.94, 30,267.06 and 7,030.29 is: 10,545.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,177.94 : 30,267.06 = 7,030.29 : x
  2. Step 2: Convert to fraction form
    20,177.94/30,267.06 = 7,030.29/x
  3. Step 3: Cross multiply
    20,177.94x = 30,267.06 × 7,030.29
  4. Step 4: Simplify right side
    20,177.94x = 212,786,209.25
  5. Step 5: Solve for x
    x = 212,786,209.25/20,177.94
  6. Step 6: Final answer
    x = 10,545.49

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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.