Home / 14,576.90-21,865.35-9,911.30

Finding the Fourth Proportional to 14,576.90, 21,865.35 and 9,911.30

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Solution

The fourth proportional to 14,576.90, 21,865.35 and 9,911.30 is: 14,866.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,576.90 : 21,865.35 = 9,911.30 : x
  2. Step 2: Convert to fraction form
    14,576.90/21,865.35 = 9,911.30/x
  3. Step 3: Cross multiply
    14,576.90x = 21,865.35 × 9,911.30
  4. Step 4: Simplify right side
    14,576.90x = 216,714,043.46
  5. Step 5: Solve for x
    x = 216,714,043.46/14,576.90
  6. Step 6: Final answer
    x = 14,866.95

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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.