Home / 16,655.68-22,977.92-10,686.08

Finding the Fourth Proportional to 16,655.68, 22,977.92 and 10,686.08

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Solution

The fourth proportional to 16,655.68, 22,977.92 and 10,686.08 is: 14,742.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,655.68 : 22,977.92 = 10,686.08 : x
  2. Step 2: Convert to fraction form
    16,655.68/22,977.92 = 10,686.08/x
  3. Step 3: Cross multiply
    16,655.68x = 22,977.92 × 10,686.08
  4. Step 4: Simplify right side
    16,655.68x = 245,543,891.35
  5. Step 5: Solve for x
    x = 245,543,891.35/16,655.68
  6. Step 6: Final answer
    x = 14,742.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.