Home / 14,276.02-21,390.99-8,792.50

Finding the Fourth Proportional to 14,276.02, 21,390.99 and 8,792.50

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Solution

The fourth proportional to 14,276.02, 21,390.99 and 8,792.50 is: 13,174.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,276.02 : 21,390.99 = 8,792.50 : x
  2. Step 2: Convert to fraction form
    14,276.02/21,390.99 = 8,792.50/x
  3. Step 3: Cross multiply
    14,276.02x = 21,390.99 × 8,792.50
  4. Step 4: Simplify right side
    14,276.02x = 188,080,279.58
  5. Step 5: Solve for x
    x = 188,080,279.58/14,276.02
  6. Step 6: Final answer
    x = 13,174.56

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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.