Home / 15,533.20-23,299.80-9,628.30

Finding the Fourth Proportional to 15,533.20, 23,299.80 and 9,628.30

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Solution

The fourth proportional to 15,533.20, 23,299.80 and 9,628.30 is: 14,442.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,533.20 : 23,299.80 = 9,628.30 : x
  2. Step 2: Convert to fraction form
    15,533.20/23,299.80 = 9,628.30/x
  3. Step 3: Cross multiply
    15,533.20x = 23,299.80 × 9,628.30
  4. Step 4: Simplify right side
    15,533.20x = 224,337,464.34
  5. Step 5: Solve for x
    x = 224,337,464.34/15,533.20
  6. Step 6: Final answer
    x = 14,442.45

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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.