Home / 28,060.60-42,090.90-16,367.80

Finding the Fourth Proportional to 28,060.60, 42,090.90 and 16,367.80

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Solution

The fourth proportional to 28,060.60, 42,090.90 and 16,367.80 is: 24,551.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,060.60 : 42,090.90 = 16,367.80 : x
  2. Step 2: Convert to fraction form
    28,060.60/42,090.90 = 16,367.80/x
  3. Step 3: Cross multiply
    28,060.60x = 42,090.90 × 16,367.80
  4. Step 4: Simplify right side
    28,060.60x = 688,935,433.02
  5. Step 5: Solve for x
    x = 688,935,433.02/28,060.60
  6. Step 6: Final answer
    x = 24,551.70

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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.