Home / 28,833.07-39,788.73-16,904.35

Finding the Fourth Proportional to 28,833.07, 39,788.73 and 16,904.35

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Solution

The fourth proportional to 28,833.07, 39,788.73 and 16,904.35 is: 23,327.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,833.07 : 39,788.73 = 16,904.35 : x
  2. Step 2: Convert to fraction form
    28,833.07/39,788.73 = 16,904.35/x
  3. Step 3: Cross multiply
    28,833.07x = 39,788.73 × 16,904.35
  4. Step 4: Simplify right side
    28,833.07x = 672,602,617.98
  5. Step 5: Solve for x
    x = 672,602,617.98/28,833.07
  6. Step 6: Final answer
    x = 23,327.47

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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.