Home / 28,447.08-42,656.26-16,604.92

Finding the Fourth Proportional to 28,447.08, 42,656.26 and 16,604.92

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Solution

The fourth proportional to 28,447.08, 42,656.26 and 16,604.92 is: 24,899.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,447.08 : 42,656.26 = 16,604.92 : x
  2. Step 2: Convert to fraction form
    28,447.08/42,656.26 = 16,604.92/x
  3. Step 3: Cross multiply
    28,447.08x = 42,656.26 × 16,604.92
  4. Step 4: Simplify right side
    28,447.08x = 708,303,784.80
  5. Step 5: Solve for x
    x = 708,303,784.80/28,447.08
  6. Step 6: Final answer
    x = 24,899.00

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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.