Home / 10,373.77-14,243.48-10,103.14

Finding the Fourth Proportional to 10,373.77, 14,243.48 and 10,103.14

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Solution

The fourth proportional to 10,373.77, 14,243.48 and 10,103.14 is: 13,871.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,373.77 : 14,243.48 = 10,103.14 : x
  2. Step 2: Convert to fraction form
    10,373.77/14,243.48 = 10,103.14/x
  3. Step 3: Cross multiply
    10,373.77x = 14,243.48 × 10,103.14
  4. Step 4: Simplify right side
    10,373.77x = 143,903,872.53
  5. Step 5: Solve for x
    x = 143,903,872.53/10,373.77
  6. Step 6: Final answer
    x = 13,871.90

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.