Home / 19,953.32-27,535.12-11,000.62

Finding the Fourth Proportional to 19,953.32, 27,535.12 and 11,000.62

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Solution

The fourth proportional to 19,953.32, 27,535.12 and 11,000.62 is: 15,180.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,953.32 : 27,535.12 = 11,000.62 : x
  2. Step 2: Convert to fraction form
    19,953.32/27,535.12 = 11,000.62/x
  3. Step 3: Cross multiply
    19,953.32x = 27,535.12 × 11,000.62
  4. Step 4: Simplify right side
    19,953.32x = 302,903,391.77
  5. Step 5: Solve for x
    x = 302,903,391.77/19,953.32
  6. Step 6: Final answer
    x = 15,180.60

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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.