Home / 44,040.64-66,066.84-12,875.44

Finding the Fourth Proportional to 44,040.64, 66,066.84 and 12,875.44

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Solution

The fourth proportional to 44,040.64, 66,066.84 and 12,875.44 is: 19,314.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,040.64 : 66,066.84 = 12,875.44 : x
  2. Step 2: Convert to fraction form
    44,040.64/66,066.84 = 12,875.44/x
  3. Step 3: Cross multiply
    44,040.64x = 66,066.84 × 12,875.44
  4. Step 4: Simplify right side
    44,040.64x = 850,639,634.41
  5. Step 5: Solve for x
    x = 850,639,634.41/44,040.64
  6. Step 6: Final answer
    x = 19,314.88

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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.