Home / 14,388.98-21,595.80-5,630

Finding the Fourth Proportional to 14,388.98, 21,595.80 and 5,630

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Solution

The fourth proportional to 14,388.98, 21,595.80 and 5,630 is: 8,449.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,388.98 : 21,595.80 = 5,630 : x
  2. Step 2: Convert to fraction form
    14,388.98/21,595.80 = 5,630/x
  3. Step 3: Cross multiply
    14,388.98x = 21,595.80 × 5,630
  4. Step 4: Simplify right side
    14,388.98x = 121,584,354
  5. Step 5: Solve for x
    x = 121,584,354/14,388.98
  6. Step 6: Final answer
    x = 8,449.82

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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.