Home / 13,537.48-18,688.44-10,505.92

Finding the Fourth Proportional to 13,537.48, 18,688.44 and 10,505.92

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Solution

The fourth proportional to 13,537.48, 18,688.44 and 10,505.92 is: 14,503.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,537.48 : 18,688.44 = 10,505.92 : x
  2. Step 2: Convert to fraction form
    13,537.48/18,688.44 = 10,505.92/x
  3. Step 3: Cross multiply
    13,537.48x = 18,688.44 × 10,505.92
  4. Step 4: Simplify right side
    13,537.48x = 196,339,255.56
  5. Step 5: Solve for x
    x = 196,339,255.56/13,537.48
  6. Step 6: Final answer
    x = 14,503.38

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.