Home / 19,708.99-29,532.58-11,392.91

Finding the Fourth Proportional to 19,708.99, 29,532.58 and 11,392.91

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Solution

The fourth proportional to 19,708.99, 29,532.58 and 11,392.91 is: 17,071.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,708.99 : 29,532.58 = 11,392.91 : x
  2. Step 2: Convert to fraction form
    19,708.99/29,532.58 = 11,392.91/x
  3. Step 3: Cross multiply
    19,708.99x = 29,532.58 × 11,392.91
  4. Step 4: Simplify right side
    19,708.99x = 336,462,026.01
  5. Step 5: Solve for x
    x = 336,462,026.01/19,708.99
  6. Step 6: Final answer
    x = 17,071.50

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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.