Home / 14,882.40-20,528.64-10,696.32

Finding the Fourth Proportional to 14,882.40, 20,528.64 and 10,696.32

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Solution

The fourth proportional to 14,882.40, 20,528.64 and 10,696.32 is: 14,754.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,882.40 : 20,528.64 = 10,696.32 : x
  2. Step 2: Convert to fraction form
    14,882.40/20,528.64 = 10,696.32/x
  3. Step 3: Cross multiply
    14,882.40x = 20,528.64 × 10,696.32
  4. Step 4: Simplify right side
    14,882.40x = 219,580,902.60
  5. Step 5: Solve for x
    x = 219,580,902.60/14,882.40
  6. Step 6: Final answer
    x = 14,754.40

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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.