Home / 14,802.16-20,423.60-8,832.66

Finding the Fourth Proportional to 14,802.16, 20,423.60 and 8,832.66

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Solution

The fourth proportional to 14,802.16, 20,423.60 and 8,832.66 is: 12,187.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,802.16 : 20,423.60 = 8,832.66 : x
  2. Step 2: Convert to fraction form
    14,802.16/20,423.60 = 8,832.66/x
  3. Step 3: Cross multiply
    14,802.16x = 20,423.60 × 8,832.66
  4. Step 4: Simplify right side
    14,802.16x = 180,394,714.78
  5. Step 5: Solve for x
    x = 180,394,714.78/14,802.16
  6. Step 6: Final answer
    x = 12,187.05

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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.