Home / 28,449.23-42,616.68-14,174.65

Finding the Fourth Proportional to 28,449.23, 42,616.68 and 14,174.65

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Solution

The fourth proportional to 28,449.23, 42,616.68 and 14,174.65 is: 21,233.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,449.23 : 42,616.68 = 14,174.65 : x
  2. Step 2: Convert to fraction form
    28,449.23/42,616.68 = 14,174.65/x
  3. Step 3: Cross multiply
    28,449.23x = 42,616.68 × 14,174.65
  4. Step 4: Simplify right side
    28,449.23x = 604,076,363.29
  5. Step 5: Solve for x
    x = 604,076,363.29/28,449.23
  6. Step 6: Final answer
    x = 21,233.49

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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.