Home / 19,088.94-28,627.92-7,995.36

Finding the Fourth Proportional to 19,088.94, 28,627.92 and 7,995.36

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Solution

The fourth proportional to 19,088.94, 28,627.92 and 7,995.36 is: 11,990.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,088.94 : 28,627.92 = 7,995.36 : x
  2. Step 2: Convert to fraction form
    19,088.94/28,627.92 = 7,995.36/x
  3. Step 3: Cross multiply
    19,088.94x = 28,627.92 × 7,995.36
  4. Step 4: Simplify right side
    19,088.94x = 228,890,526.45
  5. Step 5: Solve for x
    x = 228,890,526.45/19,088.94
  6. Step 6: Final answer
    x = 11,990.74

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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.