Home / 28,675.28-39,562.95-16,571.35

Finding the Fourth Proportional to 28,675.28, 39,562.95 and 16,571.35

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Solution

The fourth proportional to 28,675.28, 39,562.95 and 16,571.35 is: 22,863.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,675.28 : 39,562.95 = 16,571.35 : x
  2. Step 2: Convert to fraction form
    28,675.28/39,562.95 = 16,571.35/x
  3. Step 3: Cross multiply
    28,675.28x = 39,562.95 × 16,571.35
  4. Step 4: Simplify right side
    28,675.28x = 655,611,603.08
  5. Step 5: Solve for x
    x = 655,611,603.08/28,675.28
  6. Step 6: Final answer
    x = 22,863.31

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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.