Home / 16,989.48-23,445.99-10,276.34

Finding the Fourth Proportional to 16,989.48, 23,445.99 and 10,276.34

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Solution

The fourth proportional to 16,989.48, 23,445.99 and 10,276.34 is: 14,181.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,989.48 : 23,445.99 = 10,276.34 : x
  2. Step 2: Convert to fraction form
    16,989.48/23,445.99 = 10,276.34/x
  3. Step 3: Cross multiply
    16,989.48x = 23,445.99 × 10,276.34
  4. Step 4: Simplify right side
    16,989.48x = 240,938,847.65
  5. Step 5: Solve for x
    x = 240,938,847.65/16,989.48
  6. Step 6: Final answer
    x = 14,181.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.