Home / 14,826.25-20,465.09-10,646.65

Finding the Fourth Proportional to 14,826.25, 20,465.09 and 10,646.65

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Solution

The fourth proportional to 14,826.25, 20,465.09 and 10,646.65 is: 14,695.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,826.25 : 20,465.09 = 10,646.65 : x
  2. Step 2: Convert to fraction form
    14,826.25/20,465.09 = 10,646.65/x
  3. Step 3: Cross multiply
    14,826.25x = 20,465.09 × 10,646.65
  4. Step 4: Simplify right side
    14,826.25x = 217,884,650.45
  5. Step 5: Solve for x
    x = 217,884,650.45/14,826.25
  6. Step 6: Final answer
    x = 14,695.87

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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.