Home / 44,143.32-66,223.14-14,563.20

Finding the Fourth Proportional to 44,143.32, 66,223.14 and 14,563.20

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Solution

The fourth proportional to 44,143.32, 66,223.14 and 14,563.20 is: 21,847.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,143.32 : 66,223.14 = 14,563.20 : x
  2. Step 2: Convert to fraction form
    44,143.32/66,223.14 = 14,563.20/x
  3. Step 3: Cross multiply
    44,143.32x = 66,223.14 × 14,563.20
  4. Step 4: Simplify right side
    44,143.32x = 964,420,832.45
  5. Step 5: Solve for x
    x = 964,420,832.45/44,143.32
  6. Step 6: Final answer
    x = 21,847.49

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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.