Home / 15,774.30-23,612.23-11,619

Finding the Fourth Proportional to 15,774.30, 23,612.23 and 11,619

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Solution

The fourth proportional to 15,774.30, 23,612.23 and 11,619 is: 17,392.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,774.30 : 23,612.23 = 11,619 : x
  2. Step 2: Convert to fraction form
    15,774.30/23,612.23 = 11,619/x
  3. Step 3: Cross multiply
    15,774.30x = 23,612.23 × 11,619
  4. Step 4: Simplify right side
    15,774.30x = 274,350,500.37
  5. Step 5: Solve for x
    x = 274,350,500.37/15,774.30
  6. Step 6: Final answer
    x = 17,392.25

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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.