Home / 16,688.45-25,041.31-7,335.02

Finding the Fourth Proportional to 16,688.45, 25,041.31 and 7,335.02

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Solution

The fourth proportional to 16,688.45, 25,041.31 and 7,335.02 is: 11,006.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,688.45 : 25,041.31 = 7,335.02 : x
  2. Step 2: Convert to fraction form
    16,688.45/25,041.31 = 7,335.02/x
  3. Step 3: Cross multiply
    16,688.45x = 25,041.31 × 7,335.02
  4. Step 4: Simplify right side
    16,688.45x = 183,678,553.94
  5. Step 5: Solve for x
    x = 183,678,553.94/16,688.45
  6. Step 6: Final answer
    x = 11,006.33

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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.