Home / 14,372.48-21,558.24-5,138.24

Finding the Fourth Proportional to 14,372.48, 21,558.24 and 5,138.24

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Solution

The fourth proportional to 14,372.48, 21,558.24 and 5,138.24 is: 7,707.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,372.48 : 21,558.24 = 5,138.24 : x
  2. Step 2: Convert to fraction form
    14,372.48/21,558.24 = 5,138.24/x
  3. Step 3: Cross multiply
    14,372.48x = 21,558.24 × 5,138.24
  4. Step 4: Simplify right side
    14,372.48x = 110,771,411.10
  5. Step 5: Solve for x
    x = 110,771,411.10/14,372.48
  6. Step 6: Final answer
    x = 7,707.19

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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.