Home / 28,993.47-40,008.89-16,244.85

Finding the Fourth Proportional to 28,993.47, 40,008.89 and 16,244.85

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Solution

The fourth proportional to 28,993.47, 40,008.89 and 16,244.85 is: 22,416.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,993.47 : 40,008.89 = 16,244.85 : x
  2. Step 2: Convert to fraction form
    28,993.47/40,008.89 = 16,244.85/x
  3. Step 3: Cross multiply
    28,993.47x = 40,008.89 × 16,244.85
  4. Step 4: Simplify right side
    28,993.47x = 649,938,515.98
  5. Step 5: Solve for x
    x = 649,938,515.98/28,993.47
  6. Step 6: Final answer
    x = 22,416.72

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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.