Home / 14,532.21-21,803.61-8,979.18

Finding the Fourth Proportional to 14,532.21, 21,803.61 and 8,979.18

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Solution

The fourth proportional to 14,532.21, 21,803.61 and 8,979.18 is: 13,472.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,532.21 : 21,803.61 = 8,979.18 : x
  2. Step 2: Convert to fraction form
    14,532.21/21,803.61 = 8,979.18/x
  3. Step 3: Cross multiply
    14,532.21x = 21,803.61 × 8,979.18
  4. Step 4: Simplify right side
    14,532.21x = 195,778,538.84
  5. Step 5: Solve for x
    x = 195,778,538.84/14,532.21
  6. Step 6: Final answer
    x = 13,472.04

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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.