Home / 15,468.04-21,346.21-8,753.66

Finding the Fourth Proportional to 15,468.04, 21,346.21 and 8,753.66

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Solution

The fourth proportional to 15,468.04, 21,346.21 and 8,753.66 is: 12,080.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,468.04 : 21,346.21 = 8,753.66 : x
  2. Step 2: Convert to fraction form
    15,468.04/21,346.21 = 8,753.66/x
  3. Step 3: Cross multiply
    15,468.04x = 21,346.21 × 8,753.66
  4. Step 4: Simplify right side
    15,468.04x = 186,857,566.26
  5. Step 5: Solve for x
    x = 186,857,566.26/15,468.04
  6. Step 6: Final answer
    x = 12,080.24

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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.