Home / 19,599.81-29,530.47-17,727.86

Finding the Fourth Proportional to 19,599.81, 29,530.47 and 17,727.86

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Solution

The fourth proportional to 19,599.81, 29,530.47 and 17,727.86 is: 26,710.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,599.81 : 29,530.47 = 17,727.86 : x
  2. Step 2: Convert to fraction form
    19,599.81/29,530.47 = 17,727.86/x
  3. Step 3: Cross multiply
    19,599.81x = 29,530.47 × 17,727.86
  4. Step 4: Simplify right side
    19,599.81x = 523,511,890.24
  5. Step 5: Solve for x
    x = 523,511,890.24/19,599.81
  6. Step 6: Final answer
    x = 26,710.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.