Home / 19,322.25-28,983.38-4,730.25

Finding the Fourth Proportional to 19,322.25, 28,983.38 and 4,730.25

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Solution

The fourth proportional to 19,322.25, 28,983.38 and 4,730.25 is: 7,095.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,322.25 : 28,983.38 = 4,730.25 : x
  2. Step 2: Convert to fraction form
    19,322.25/28,983.38 = 4,730.25/x
  3. Step 3: Cross multiply
    19,322.25x = 28,983.38 × 4,730.25
  4. Step 4: Simplify right side
    19,322.25x = 137,098,609.59
  5. Step 5: Solve for x
    x = 137,098,609.59/19,322.25
  6. Step 6: Final answer
    x = 7,095.38

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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.