Home / 14,909.28-22,329.63-8,653.80

Finding the Fourth Proportional to 14,909.28, 22,329.63 and 8,653.80

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Solution

The fourth proportional to 14,909.28, 22,329.63 and 8,653.80 is: 12,960.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,909.28 : 22,329.63 = 8,653.80 : x
  2. Step 2: Convert to fraction form
    14,909.28/22,329.63 = 8,653.80/x
  3. Step 3: Cross multiply
    14,909.28x = 22,329.63 × 8,653.80
  4. Step 4: Simplify right side
    14,909.28x = 193,236,152.09
  5. Step 5: Solve for x
    x = 193,236,152.09/14,909.28
  6. Step 6: Final answer
    x = 12,960.80

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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.