Home / 19,232.10-28,848.15-10,908.90

Finding the Fourth Proportional to 19,232.10, 28,848.15 and 10,908.90

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Solution

The fourth proportional to 19,232.10, 28,848.15 and 10,908.90 is: 16,363.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,232.10 : 28,848.15 = 10,908.90 : x
  2. Step 2: Convert to fraction form
    19,232.10/28,848.15 = 10,908.90/x
  3. Step 3: Cross multiply
    19,232.10x = 28,848.15 × 10,908.90
  4. Step 4: Simplify right side
    19,232.10x = 314,701,583.54
  5. Step 5: Solve for x
    x = 314,701,583.54/19,232.10
  6. Step 6: Final answer
    x = 16,363.35

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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.