Home / 10,317.50-14,212.62-8,800.10

Finding the Fourth Proportional to 10,317.50, 14,212.62 and 8,800.10

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Solution

The fourth proportional to 10,317.50, 14,212.62 and 8,800.10 is: 12,122.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,317.50 : 14,212.62 = 8,800.10 : x
  2. Step 2: Convert to fraction form
    10,317.50/14,212.62 = 8,800.10/x
  3. Step 3: Cross multiply
    10,317.50x = 14,212.62 × 8,800.10
  4. Step 4: Simplify right side
    10,317.50x = 125,072,477.26
  5. Step 5: Solve for x
    x = 125,072,477.26/10,317.50
  6. Step 6: Final answer
    x = 12,122.36

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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.