Home / 14,631.10-21,946.65-8,784.70

Finding the Fourth Proportional to 14,631.10, 21,946.65 and 8,784.70

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Solution

The fourth proportional to 14,631.10, 21,946.65 and 8,784.70 is: 13,177.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,631.10 : 21,946.65 = 8,784.70 : x
  2. Step 2: Convert to fraction form
    14,631.10/21,946.65 = 8,784.70/x
  3. Step 3: Cross multiply
    14,631.10x = 21,946.65 × 8,784.70
  4. Step 4: Simplify right side
    14,631.10x = 192,794,736.26
  5. Step 5: Solve for x
    x = 192,794,736.26/14,631.10
  6. Step 6: Final answer
    x = 13,177.05

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Similar ratio
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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.