Home / 14,762.39-20,373.93-8,474.63

Finding the Fourth Proportional to 14,762.39, 20,373.93 and 8,474.63

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Solution

The fourth proportional to 14,762.39, 20,373.93 and 8,474.63 is: 11,696.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,762.39 : 20,373.93 = 8,474.63 : x
  2. Step 2: Convert to fraction form
    14,762.39/20,373.93 = 8,474.63/x
  3. Step 3: Cross multiply
    14,762.39x = 20,373.93 × 8,474.63
  4. Step 4: Simplify right side
    14,762.39x = 172,661,416.53
  5. Step 5: Solve for x
    x = 172,661,416.53/14,762.39
  6. Step 6: Final answer
    x = 11,696.04

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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.