Home / 39,314.21-54,250.19-22,319.17

Finding the Fourth Proportional to 39,314.21, 54,250.19 and 22,319.17

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Solution

The fourth proportional to 39,314.21, 54,250.19 and 22,319.17 is: 30,798.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,314.21 : 54,250.19 = 22,319.17 : x
  2. Step 2: Convert to fraction form
    39,314.21/54,250.19 = 22,319.17/x
  3. Step 3: Cross multiply
    39,314.21x = 54,250.19 × 22,319.17
  4. Step 4: Simplify right side
    39,314.21x = 1,210,819,213.14
  5. Step 5: Solve for x
    x = 1,210,819,213.14/39,314.21
  6. Step 6: Final answer
    x = 30,798.51

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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.