Home / 16,688.78-25,037.12-5,444.06

Finding the Fourth Proportional to 16,688.78, 25,037.12 and 5,444.06

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Solution

The fourth proportional to 16,688.78, 25,037.12 and 5,444.06 is: 8,167.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,688.78 : 25,037.12 = 5,444.06 : x
  2. Step 2: Convert to fraction form
    16,688.78/25,037.12 = 5,444.06/x
  3. Step 3: Cross multiply
    16,688.78x = 25,037.12 × 5,444.06
  4. Step 4: Simplify right side
    16,688.78x = 136,303,431.10
  5. Step 5: Solve for x
    x = 136,303,431.10/16,688.78
  6. Step 6: Final answer
    x = 8,167.37

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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.