Home / 28,950.75-39,954.47-16,377.93

Finding the Fourth Proportional to 28,950.75, 39,954.47 and 16,377.93

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Solution

The fourth proportional to 28,950.75, 39,954.47 and 16,377.93 is: 22,602.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,950.75 : 39,954.47 = 16,377.93 : x
  2. Step 2: Convert to fraction form
    28,950.75/39,954.47 = 16,377.93/x
  3. Step 3: Cross multiply
    28,950.75x = 39,954.47 × 16,377.93
  4. Step 4: Simplify right side
    28,950.75x = 654,371,430.96
  5. Step 5: Solve for x
    x = 654,371,430.96/28,950.75
  6. Step 6: Final answer
    x = 22,602.92

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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.