Home / 66,574.21-91,860.24-37,892.17

Finding the Fourth Proportional to 66,574.21, 91,860.24 and 37,892.17

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Solution

The fourth proportional to 66,574.21, 91,860.24 and 37,892.17 is: 52,284.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,574.21 : 91,860.24 = 37,892.17 : x
  2. Step 2: Convert to fraction form
    66,574.21/91,860.24 = 37,892.17/x
  3. Step 3: Cross multiply
    66,574.21x = 91,860.24 × 37,892.17
  4. Step 4: Simplify right side
    66,574.21x = 3,480,783,830.32
  5. Step 5: Solve for x
    x = 3,480,783,830.32/66,574.21
  6. Step 6: Final answer
    x = 52,284.27

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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.