Home / 19,325.49-28,987.85-6,177.84

Finding the Fourth Proportional to 19,325.49, 28,987.85 and 6,177.84

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Solution

The fourth proportional to 19,325.49, 28,987.85 and 6,177.84 is: 9,266.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,325.49 : 28,987.85 = 6,177.84 : x
  2. Step 2: Convert to fraction form
    19,325.49/28,987.85 = 6,177.84/x
  3. Step 3: Cross multiply
    19,325.49x = 28,987.85 × 6,177.84
  4. Step 4: Simplify right side
    19,325.49x = 179,082,433.19
  5. Step 5: Solve for x
    x = 179,082,433.19/19,325.49
  6. Step 6: Final answer
    x = 9,266.65

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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.