Home / 19,303.90-28,949.68-6,153.19

Finding the Fourth Proportional to 19,303.90, 28,949.68 and 6,153.19

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Solution

The fourth proportional to 19,303.90, 28,949.68 and 6,153.19 is: 9,227.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,303.90 : 28,949.68 = 6,153.19 : x
  2. Step 2: Convert to fraction form
    19,303.90/28,949.68 = 6,153.19/x
  3. Step 3: Cross multiply
    19,303.90x = 28,949.68 × 6,153.19
  4. Step 4: Simplify right side
    19,303.90x = 178,132,816.80
  5. Step 5: Solve for x
    x = 178,132,816.80/19,303.90
  6. Step 6: Final answer
    x = 9,227.82

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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.