Home / 16,270.80-24,389.40-8,859.60

Finding the Fourth Proportional to 16,270.80, 24,389.40 and 8,859.60

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Solution

The fourth proportional to 16,270.80, 24,389.40 and 8,859.60 is: 13,280.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,270.80 : 24,389.40 = 8,859.60 : x
  2. Step 2: Convert to fraction form
    16,270.80/24,389.40 = 8,859.60/x
  3. Step 3: Cross multiply
    16,270.80x = 24,389.40 × 8,859.60
  4. Step 4: Simplify right side
    16,270.80x = 216,080,328.24
  5. Step 5: Solve for x
    x = 216,080,328.24/16,270.80
  6. Step 6: Final answer
    x = 13,280.25

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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.