Home / 15,764.20-23,646.30-14,612.20

Finding the Fourth Proportional to 15,764.20, 23,646.30 and 14,612.20

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Solution

The fourth proportional to 15,764.20, 23,646.30 and 14,612.20 is: 21,918.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,764.20 : 23,646.30 = 14,612.20 : x
  2. Step 2: Convert to fraction form
    15,764.20/23,646.30 = 14,612.20/x
  3. Step 3: Cross multiply
    15,764.20x = 23,646.30 × 14,612.20
  4. Step 4: Simplify right side
    15,764.20x = 345,524,464.86
  5. Step 5: Solve for x
    x = 345,524,464.86/15,764.20
  6. Step 6: Final answer
    x = 21,918.30

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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.