Home / 28,900.08-43,355.97-16,426.08

Finding the Fourth Proportional to 28,900.08, 43,355.97 and 16,426.08

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Solution

The fourth proportional to 28,900.08, 43,355.97 and 16,426.08 is: 24,642.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,900.08 : 43,355.97 = 16,426.08 : x
  2. Step 2: Convert to fraction form
    28,900.08/43,355.97 = 16,426.08/x
  3. Step 3: Cross multiply
    28,900.08x = 43,355.97 × 16,426.08
  4. Step 4: Simplify right side
    28,900.08x = 712,168,631.70
  5. Step 5: Solve for x
    x = 712,168,631.70/28,900.08
  6. Step 6: Final answer
    x = 24,642.44

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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.