Home / 28,448.82-42,655.95-14,590.26

Finding the Fourth Proportional to 28,448.82, 42,655.95 and 14,590.26

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Solution

The fourth proportional to 28,448.82, 42,655.95 and 14,590.26 is: 21,876.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,448.82 : 42,655.95 = 14,590.26 : x
  2. Step 2: Convert to fraction form
    28,448.82/42,655.95 = 14,590.26/x
  3. Step 3: Cross multiply
    28,448.82x = 42,655.95 × 14,590.26
  4. Step 4: Simplify right side
    28,448.82x = 622,361,401.05
  5. Step 5: Solve for x
    x = 622,361,401.05/28,448.82
  6. Step 6: Final answer
    x = 21,876.53

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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.