Home / 14,898.69-20,560.64-8,184.74

Finding the Fourth Proportional to 14,898.69, 20,560.64 and 8,184.74

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Solution

The fourth proportional to 14,898.69, 20,560.64 and 8,184.74 is: 11,295.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,898.69 : 20,560.64 = 8,184.74 : x
  2. Step 2: Convert to fraction form
    14,898.69/20,560.64 = 8,184.74/x
  3. Step 3: Cross multiply
    14,898.69x = 20,560.64 × 8,184.74
  4. Step 4: Simplify right side
    14,898.69x = 168,283,348.91
  5. Step 5: Solve for x
    x = 168,283,348.91/14,898.69
  6. Step 6: Final answer
    x = 11,295.18

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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.