Home / 19,153.20-28,729.80-6,006.63

Finding the Fourth Proportional to 19,153.20, 28,729.80 and 6,006.63

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Solution

The fourth proportional to 19,153.20, 28,729.80 and 6,006.63 is: 9,009.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,153.20 : 28,729.80 = 6,006.63 : x
  2. Step 2: Convert to fraction form
    19,153.20/28,729.80 = 6,006.63/x
  3. Step 3: Cross multiply
    19,153.20x = 28,729.80 × 6,006.63
  4. Step 4: Simplify right side
    19,153.20x = 172,569,278.57
  5. Step 5: Solve for x
    x = 172,569,278.57/19,153.20
  6. Step 6: Final answer
    x = 9,009.95

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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.