Home / 15,599.71-21,527.76-8,526.25

Finding the Fourth Proportional to 15,599.71, 21,527.76 and 8,526.25

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Solution

The fourth proportional to 15,599.71, 21,527.76 and 8,526.25 is: 11,766.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,599.71 : 21,527.76 = 8,526.25 : x
  2. Step 2: Convert to fraction form
    15,599.71/21,527.76 = 8,526.25/x
  3. Step 3: Cross multiply
    15,599.71x = 21,527.76 × 8,526.25
  4. Step 4: Simplify right side
    15,599.71x = 183,551,063.70
  5. Step 5: Solve for x
    x = 183,551,063.70/15,599.71
  6. Step 6: Final answer
    x = 11,766.31

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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.