Home / 19,325.19-28,987.43-6,177.57

Finding the Fourth Proportional to 19,325.19, 28,987.43 and 6,177.57

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Solution

The fourth proportional to 19,325.19, 28,987.43 and 6,177.57 is: 9,266.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,325.19 : 28,987.43 = 6,177.57 : x
  2. Step 2: Convert to fraction form
    19,325.19/28,987.43 = 6,177.57/x
  3. Step 3: Cross multiply
    19,325.19x = 28,987.43 × 6,177.57
  4. Step 4: Simplify right side
    19,325.19x = 179,071,738.35
  5. Step 5: Solve for x
    x = 179,071,738.35/19,325.19
  6. Step 6: Final answer
    x = 9,266.23

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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.