Home / 14,668.32-20,244.96-9,364.80

Finding the Fourth Proportional to 14,668.32, 20,244.96 and 9,364.80

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Solution

The fourth proportional to 14,668.32, 20,244.96 and 9,364.80 is: 12,925.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,668.32 : 20,244.96 = 9,364.80 : x
  2. Step 2: Convert to fraction form
    14,668.32/20,244.96 = 9,364.80/x
  3. Step 3: Cross multiply
    14,668.32x = 20,244.96 × 9,364.80
  4. Step 4: Simplify right side
    14,668.32x = 189,590,001.41
  5. Step 5: Solve for x
    x = 189,590,001.41/14,668.32
  6. Step 6: Final answer
    x = 12,925.13

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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.