Home / 14,532.24-21,798.48-8,671.20

Finding the Fourth Proportional to 14,532.24, 21,798.48 and 8,671.20

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Solution

The fourth proportional to 14,532.24, 21,798.48 and 8,671.20 is: 13,006.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,532.24 : 21,798.48 = 8,671.20 : x
  2. Step 2: Convert to fraction form
    14,532.24/21,798.48 = 8,671.20/x
  3. Step 3: Cross multiply
    14,532.24x = 21,798.48 × 8,671.20
  4. Step 4: Simplify right side
    14,532.24x = 189,018,979.78
  5. Step 5: Solve for x
    x = 189,018,979.78/14,532.24
  6. Step 6: Final answer
    x = 13,006.87

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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.