Home / 15,536.24-23,282.40-7,218.80

Finding the Fourth Proportional to 15,536.24, 23,282.40 and 7,218.80

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Solution

The fourth proportional to 15,536.24, 23,282.40 and 7,218.80 is: 10,818.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,536.24 : 23,282.40 = 7,218.80 : x
  2. Step 2: Convert to fraction form
    15,536.24/23,282.40 = 7,218.80/x
  3. Step 3: Cross multiply
    15,536.24x = 23,282.40 × 7,218.80
  4. Step 4: Simplify right side
    15,536.24x = 168,070,989.12
  5. Step 5: Solve for x
    x = 168,070,989.12/15,536.24
  6. Step 6: Final answer
    x = 10,818.00

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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.