Home / 19,905.11-29,866.88-10,032.86

Finding the Fourth Proportional to 19,905.11, 29,866.88 and 10,032.86

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Solution

The fourth proportional to 19,905.11, 29,866.88 and 10,032.86 is: 15,053.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,905.11 : 29,866.88 = 10,032.86 : x
  2. Step 2: Convert to fraction form
    19,905.11/29,866.88 = 10,032.86/x
  3. Step 3: Cross multiply
    19,905.11x = 29,866.88 × 10,032.86
  4. Step 4: Simplify right side
    19,905.11x = 299,650,101.42
  5. Step 5: Solve for x
    x = 299,650,101.42/19,905.11
  6. Step 6: Final answer
    x = 15,053.93

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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.