Home / 15,599.64-21,526.36-8,524.56

Finding the Fourth Proportional to 15,599.64, 21,526.36 and 8,524.56

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Solution

The fourth proportional to 15,599.64, 21,526.36 and 8,524.56 is: 11,763.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,599.64 : 21,526.36 = 8,524.56 : x
  2. Step 2: Convert to fraction form
    15,599.64/21,526.36 = 8,524.56/x
  3. Step 3: Cross multiply
    15,599.64x = 21,526.36 × 8,524.56
  4. Step 4: Simplify right side
    15,599.64x = 183,502,747.40
  5. Step 5: Solve for x
    x = 183,502,747.40/15,599.64
  6. Step 6: Final answer
    x = 11,763.27

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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.