Home / 16,280.04-24,392.20-8,889.70

Finding the Fourth Proportional to 16,280.04, 24,392.20 and 8,889.70

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Solution

The fourth proportional to 16,280.04, 24,392.20 and 8,889.70 is: 13,319.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,280.04 : 24,392.20 = 8,889.70 : x
  2. Step 2: Convert to fraction form
    16,280.04/24,392.20 = 8,889.70/x
  3. Step 3: Cross multiply
    16,280.04x = 24,392.20 × 8,889.70
  4. Step 4: Simplify right side
    16,280.04x = 216,839,340.34
  5. Step 5: Solve for x
    x = 216,839,340.34/16,280.04
  6. Step 6: Final answer
    x = 13,319.34

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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.