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Finding the Fourth Proportional to 14,991.99, 22,499.74 and 10,459.57

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Solution

The fourth proportional to 14,991.99, 22,499.74 and 10,459.57 is: 15,697.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,991.99 : 22,499.74 = 10,459.57 : x
  2. Step 2: Convert to fraction form
    14,991.99/22,499.74 = 10,459.57/x
  3. Step 3: Cross multiply
    14,991.99x = 22,499.74 × 10,459.57
  4. Step 4: Simplify right side
    14,991.99x = 235,337,605.51
  5. Step 5: Solve for x
    x = 235,337,605.51/14,991.99
  6. Step 6: Final answer
    x = 15,697.56

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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.