Home / 19,859.04-29,701.05-11,517.45

Finding the Fourth Proportional to 19,859.04, 29,701.05 and 11,517.45

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Solution

The fourth proportional to 19,859.04, 29,701.05 and 11,517.45 is: 17,225.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,859.04 : 29,701.05 = 11,517.45 : x
  2. Step 2: Convert to fraction form
    19,859.04/29,701.05 = 11,517.45/x
  3. Step 3: Cross multiply
    19,859.04x = 29,701.05 × 11,517.45
  4. Step 4: Simplify right side
    19,859.04x = 342,080,358.32
  5. Step 5: Solve for x
    x = 342,080,358.32/19,859.04
  6. Step 6: Final answer
    x = 17,225.42

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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.