Home / 19,328.47-28,994.52-6,177.71

Finding the Fourth Proportional to 19,328.47, 28,994.52 and 6,177.71

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Solution

The fourth proportional to 19,328.47, 28,994.52 and 6,177.71 is: 9,267.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,328.47 : 28,994.52 = 6,177.71 : x
  2. Step 2: Convert to fraction form
    19,328.47/28,994.52 = 6,177.71/x
  3. Step 3: Cross multiply
    19,328.47x = 28,994.52 × 6,177.71
  4. Step 4: Simplify right side
    19,328.47x = 179,119,736.15
  5. Step 5: Solve for x
    x = 179,119,736.15/19,328.47
  6. Step 6: Final answer
    x = 9,267.15

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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.