Home / 28,344.50-42,458.41-16,629.47

Finding the Fourth Proportional to 28,344.50, 42,458.41 and 16,629.47

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Solution

The fourth proportional to 28,344.50, 42,458.41 and 16,629.47 is: 24,909.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,344.50 : 42,458.41 = 16,629.47 : x
  2. Step 2: Convert to fraction form
    28,344.50/42,458.41 = 16,629.47/x
  3. Step 3: Cross multiply
    28,344.50x = 42,458.41 × 16,629.47
  4. Step 4: Simplify right side
    28,344.50x = 706,060,823.06
  5. Step 5: Solve for x
    x = 706,060,823.06/28,344.50
  6. Step 6: Final answer
    x = 24,909.98

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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.