Home / 19,152.68-28,755.93-9,799.41

Finding the Fourth Proportional to 19,152.68, 28,755.93 and 9,799.41

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Solution

The fourth proportional to 19,152.68, 28,755.93 and 9,799.41 is: 14,712.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152.68 : 28,755.93 = 9,799.41 : x
  2. Step 2: Convert to fraction form
    19,152.68/28,755.93 = 9,799.41/x
  3. Step 3: Cross multiply
    19,152.68x = 28,755.93 × 9,799.41
  4. Step 4: Simplify right side
    19,152.68x = 281,791,148.00
  5. Step 5: Solve for x
    x = 281,791,148.00/19,152.68
  6. Step 6: Final answer
    x = 14,712.88

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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.