Home / 15,688.20-23,532.30-9,467.40

Finding the Fourth Proportional to 15,688.20, 23,532.30 and 9,467.40

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Solution

The fourth proportional to 15,688.20, 23,532.30 and 9,467.40 is: 14,201.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,688.20 : 23,532.30 = 9,467.40 : x
  2. Step 2: Convert to fraction form
    15,688.20/23,532.30 = 9,467.40/x
  3. Step 3: Cross multiply
    15,688.20x = 23,532.30 × 9,467.40
  4. Step 4: Simplify right side
    15,688.20x = 222,789,697.02
  5. Step 5: Solve for x
    x = 222,789,697.02/15,688.20
  6. Step 6: Final answer
    x = 14,201.10

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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.