Home / 16,487.80-24,731.70-15,580.60

Finding the Fourth Proportional to 16,487.80, 24,731.70 and 15,580.60

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Solution

The fourth proportional to 16,487.80, 24,731.70 and 15,580.60 is: 23,370.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,487.80 : 24,731.70 = 15,580.60 : x
  2. Step 2: Convert to fraction form
    16,487.80/24,731.70 = 15,580.60/x
  3. Step 3: Cross multiply
    16,487.80x = 24,731.70 × 15,580.60
  4. Step 4: Simplify right side
    16,487.80x = 385,334,725.02
  5. Step 5: Solve for x
    x = 385,334,725.02/16,487.80
  6. Step 6: Final answer
    x = 23,370.90

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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.