Home / 10,316.27-14,237.64-9,682.92

Finding the Fourth Proportional to 10,316.27, 14,237.64 and 9,682.92

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Solution

The fourth proportional to 10,316.27, 14,237.64 and 9,682.92 is: 13,363.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,316.27 : 14,237.64 = 9,682.92 : x
  2. Step 2: Convert to fraction form
    10,316.27/14,237.64 = 9,682.92/x
  3. Step 3: Cross multiply
    10,316.27x = 14,237.64 × 9,682.92
  4. Step 4: Simplify right side
    10,316.27x = 137,861,929.11
  5. Step 5: Solve for x
    x = 137,861,929.11/10,316.27
  6. Step 6: Final answer
    x = 13,363.54

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Half scale
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Double scale
Find fourth proportional to 10,317.27, 14,239.02 and 9,683.92
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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.