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Finding the Fourth Proportional to 14,762.48, 22,124.24 and 8,185.28

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Solution

The fourth proportional to 14,762.48, 22,124.24 and 8,185.28 is: 12,267.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,762.48 : 22,124.24 = 8,185.28 : x
  2. Step 2: Convert to fraction form
    14,762.48/22,124.24 = 8,185.28/x
  3. Step 3: Cross multiply
    14,762.48x = 22,124.24 × 8,185.28
  4. Step 4: Simplify right side
    14,762.48x = 181,093,099.19
  5. Step 5: Solve for x
    x = 181,093,099.19/14,762.48
  6. Step 6: Final answer
    x = 12,267.12

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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.