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Finding the Fourth Proportional to 14,291.82, 21,437.82 and 6,501.24

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Solution

The fourth proportional to 14,291.82, 21,437.82 and 6,501.24 is: 9,751.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,291.82 : 21,437.82 = 6,501.24 : x
  2. Step 2: Convert to fraction form
    14,291.82/21,437.82 = 6,501.24/x
  3. Step 3: Cross multiply
    14,291.82x = 21,437.82 × 6,501.24
  4. Step 4: Simplify right side
    14,291.82x = 139,372,412.90
  5. Step 5: Solve for x
    x = 139,372,412.90/14,291.82
  6. Step 6: Final answer
    x = 9,751.90

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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.